9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
A__1900a   A  0   Aitken, R.G.                         AN 152, 161, 1900                                                          
A__1900b   A  0   Aitken, R.G.                         AN 153, 369, 1900                                                          
A__1900c          Aitken, R.G.                         PASP 12, 127, 1900 (all measures also in A__1900b)                         
A__1901a   A  0   Aitken, R.G.                         Lick Obs. Bull. 1, 14, 1901                                                
A__1901b   A  1   Aitken, R.G.                         Lick Obs. Bull. 1, 66, 1901                                                
A__1901c          Aitken, R.G.                         Popular Astron. 9, 57, 1901                                                
A__1902a   A  1   Aitken, R.G.                         Lick Obs. Bull. 1, 129, 1902                                               
A__1903    A  0   Aitken, R.G.                         Lick Obs. Bull. 2, 16, 1903                                                
A__1904a   A  1   Aitken, R.G.                         Lick Obs. Bull. 2, 139, 1904                                               
A__1904b   A  0   Aitken, R.G.                         Lick Obs. Bull. 3, 6, 1904                                                 
A__1904c   A  2   Aitken, R.G.                         Lick Obs. Bull. 3, 61, 1904                                                
A__1906a   A  1   Aitken, R.G.                         Lick Obs. Bull. 4, 4, 1906                                                 
A__1906B          Aitken, R.G.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
A__1907a   A  2   Aitken, R.G.                         Lick Obs. Bull. 4, 101, 1907                                               
A__1907b   A  1   Aitken, R.G.                         Lick Obs. Bull. 4, 125, 1907                                               
A__1908a   A  2   Aitken, R.G.                         Lick Obs. Bull. 4, 166, 1908                                               
A__1908b   A  1   Aitken, R.G.                         Lick Obs. Bull. 5, 28, 1908                                                
A__1908c   A  2   Aitken, R.G.                         Lick Obs. Bull. 5, 55, 1908                                                
A__1909a   A  2   Aitken, R.G.                         Lick Obs. Bull. 5, 115, 1909                                               
A__1909b   A  3   Aitken, R.G.                         Lick Obs. Bull. 5, 166, 1909                                               
A__1910a   A  3   Aitken, R.G.                         Lick Obs. Bull. 6, 62, 1910                                                
A__1910b   A  3   Aitken, R.G.                         Lick Obs. Bull. 6, 70, 1910                                                
A__1911    A  3   Aitken, R.G.                         Lick Obs. Bull. 6, 163, 1911                                               
A__1912    A  1   Aitken, R.G.                         Lick Obs. Bull. 7, 93, 1912                                                
A__1912b          Aitken, R.G.                         PASP 24, 165, 1912                                                         
A__1913    A  3   Aitken, R.G.                         Lick Obs. Bull. 7, 186, 1913                                               
A__1914a   A  1   Aitken, R.G.                         Lick Obs. Bull. 8, 52, 1914                                                
A__1914b   A  3   Aitken, R.G.                         Lick Obs. Bull. 8, 93, 1914                                                
A__1914c   A  3   Aitken, R.G.                         Lick Obs. Bull. 8, 96, 1914                                                
A__1914d   A  0   Aitken, R.G.                         Publ. Lick Obs. 12, 1, 1914                                                
A__1914e          Aitken, R.G.                         Publ. Lick Obs. 12, 100, 1914                                              
A__1915    A  2   Aitken, R.G.                         PASP 27, 230, 1915 (some measures also in AN 153, 369, 1900;               
                                                          Lick Obs. Bull. 1, 14, 1901; Lick Obs. Bull. 14, 62, 1929)              
A__1918a   A  1   Aitken, R.G.                         Lick Obs. Bull. 9, 132, 1918                                               
A__1918b          Aitken, R.G.                         Lick Obs. Bull. 9, 191, 1918                                               
A__1919           Aitken, R.G.                         PASP 31, 286, 1919                                                         
A__1920a   A  5   Aitken, R.G.                         Greenwich Observations, F1, 1920                                           
A__1920b          Aitken, R.G.                         PASP 32, 215, 1920                                                         
A__1923a   A  0   Aitken, R.G.                         Lick Obs. Bull. 11, 58, 1923                                               
A__1923b          Aitken, R.G.                         PASP 35, 258, 1923                                                         
A__1923c          Aitken, R.G.                         Lick Obs. Bull. 11, 66, 1923                                               
A__1923d          Aitken, R.G.                         Lick Obs. Bull. 11, 70, 1923                                               
A__1923e          Aitken, R.G.                         Lick Obs. Bull. 11, 79, 1923                                               
A__1923f          Aitken, R.G.                         Lick Obs. Bull. 11, 83, 1923                                               
A__1923g          Aitken, R.G.                         Lick Obs. Bull. 11, 85, 1923                                               
A__1923h          Aitken, R.G.                         Lick Obs. Bull. 11, 97, 1923                                               
A__1925           Aitken, R.G.                         PASP 37, 222, 1925                                                         
A__1927a   A  6   Aitken, R.G.                         Lick Obs. Bull. 12, 170, 1927                                              
A__1927b   A  0   Aitken, R.G.                         Lick Obs. Bull. 12, 173, 1927                                              
A__1927c          Aitken, R.G.                         PASP 39, 45, 1927                                                          
A__1929a   A  5   Aitken, R.G.                         Lick Obs. Bull. 14, 62, 1929                                               
A__1929b   A  2   Aitken, R.G.                         Lick Obs. Bull. 14, 88, 1929                                               
A__1932a   A  9   Aitken, R.G.                         Aitken Double Star Catalogue, 1932                                         
A__1932b   A  5   Aitken, R.G.                         ADS, 1932 (formerly combined in means)                                     
A__1932c          Aitken, R.G.                         PASP 44, 127, 1932                                                         
A__1933a   A  6   Aitken, R.G.                         PASP 45, 90, 1933                                                          
A__1933b   A  6   Aitken, R.G.                         PASP 45, 261, 1933                                                         
A__1933c   A  6   Aitken, R.G.                         Lick Obs. Bull. 16, 93, 1933                                               
A__1933d   A  5   Aitken, R.G.                         Lick Obs. Bull. 16, 96, 1933                                               
A__1935e   A  0   Aitken, R.G.                         Lick Obs. Bull. 17, 91, 1935                                               
A__1935f          Aitken, R.G.                         The Binary Stars, 1935                                                     
A__1937a   A  6   Aitken, R.G.                         Lick Obs. Bull. 18, 53, 1937                                               
A__1937b   A  5   Aitken, R.G.                         Lick Obs. Bull. 18, 109, 1937                                              
A__1963A   A  9   Aitken, R.G.                         cited in IDS (Lick Index Cat.), 1963                                       
A__9999    A  9   Aitken, R.G.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
AbH1961           Abt, H.A.                            A&AS 6, 37, 1961                                                           
AbH1962           Abt, Jeffers, Gibson, & Sandage      ApJ 135, 429, 1962                                                         
AbH1965           Abt, H.A.                            A&AS 11, 429, 1965                                                         
AbH1976           AbT, H.A. & Levy, S.G.               A&AS 30, 273, 1976                                                         
AbH1978           AbT, H.A. & Levy, S.G.               A&AS 36, 241, 1978                                                         
AbH2000    ABH0   Abt, H.A. & Corbally, C.J.           ApJ 541, 841, 2000                                                         
                                                                                                                                  
Abr1954a          Abrami, A.                           Pub. Oss. Trieste #258, 1954                                               
Abr1954b          Abrami, A.                           Pub. Oss. Trieste #260, 1954                                               
Abr1963           Abrami, A.                           Pub. Oss. Trieste #321, 1963                                               
                                                                                                                                  
Abt1911    ABT2   Abetti, G.                           AN 188, 21, 1911                                                           
Abt1912    ABT2   Abetti, G.                           AN 191, 377  1912                                                          
Abt1913a   ABT2   Abetti, G.                           AN 195, 33, 1913                                                           
Abt1913b   ABT2   Abetti, G.                           AN 196, 217, 1913                                                          
Abt1916    ABT3   Abetti, G.                           Mem. R. Obs. Coll. Roman. Ser. 3, 6, 1916                                  
Abt1922    ABT3   Abetti, G.                           Publ. R. Obs. Astrof. Arcetri #39, 1922                                    
Abt1923    ABT3   Abetti, G.                           Publ. R. Obs. Astrof. Arcetri #40, 1923                                    
Abt1925    ABT0   Abetti, G.                           Rend. R. Acad. Lincei 11, 257, 1925                                        
                                                                                                                                  
AC_1857           Clark, Alvan                         MNRAS 17, 257, 1857                                                        
AC_1859           Clark, Alvan                         MNRAS 20, 55, 1859                                                         
                                                                                                                                  
ACG               Astr. Cat. Greenw.                   (from Ccd2002 DD list)                                                     
                                                                                                                                  
Acs1913    ACS0   Acocks, H.F.                         MNRAS 73, 159, 1913                                                        
Acs1914    ACS0   Acocks, H.F.                         MNRAS 74, 442, 1914                                                        
Acs1916    ACS0   Acocks, H.F.                         MNRAS 76, 655, 1916                                                        
                                                                                                                                  
Ada1896A          Adams, J.C.                          cited by See (Evolution of Stellar Systems, v1, 1896)                      
                                                                                                                                  
Ado1868    ADO0   Adolph, C.                           AN 71, 155, 1868                                                           
Ado1937A          Adolph, C.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
ADP1995    ADP0   Abad, C. & Della Prugna, F.          A&AS 111, 229, 1995                                                        
ADP1998    ADP0   Abad, Docobo, & Della Prugna         A&AS 133, 71, 1998                                                         
ADP2004           Abad, C. et al.                      A&A 416, 811, 2004                                                         
                                                                                                                                  
Afr1975           Africano, J.L. et al.                AJ 80, 689, 1975                                                           
Afr1976           Africano, J.L. et al.                AJ 81, 650, 1976                                                           
Afr1977a          Africano, J.L. & Montemayor, T.      AJ 82, 640, 1977                                                           
Afr1977b          Africano, J.L. et al.                AJ 82, 631, 1977                                                           
Afr1978           Africano, J.L. et al.                AJ 83, 1100, 1978                                                          
                                                                                                                                  
AG         AG     Astronomische Gesellschaft           (see also ref codes KR, WFD)                                               
AG_1906A          AG - Leipzig                         cited in BDS (Burnham Double Star Cat.), 1906                              
AG_1906B          AG - Leipzig                         cited by Lewis (MemRAS 56, 1, 1906)                                        
AG_1906C          AG - Lund                            cited in BDS (Burnham Double Star Cat.), 1906                              
AG_1913A          AG - Albany                          cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913B          AG - Berlin                          cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913C          AG - Bonn                            cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913D          AG - Cambridge, England              cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913E          AG - Christiania                     cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913F          AG - Harvard                         cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913G          AG - Helsingfors                     cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913H          AG - Leiden                          cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913I          AG - Leipzig                         cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913J          AG - Lund                            cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913K          AG - Strasbourg                      cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1913L          AG - Wien-Ottakring                  cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
AG_1932A          AG - Leipzig                         cited in ADS (Aitken Double Star Cat.), 1932                               
AG_1932B          AG - Berlin                          cited in ADS (Aitken Double Star Cat.), 1932                               
AG_1932C          AG - Helsingfors                     cited in ADS (Aitken Double Star Cat.), 1932                               
AG_1932D          AG - Bonn                            cited in ADS (Aitken Double Star Cat.), 1932                               
AG_1932E          AG - Lund                            cited in ADS (Aitken Double Star Cat.), 1932                               
AG_1932F          AG - Cambridge, England              cited in ADS (Aitken Double Star Cat.), 1932                               
AG_1932G          AG - Oxford                          cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
AGC        AGC    Clark, A.G.                          (from additional DD list)                                                  
                                                                                                                                  
Age1997    AGE0   Ageorges, N. et al.                  A&A 326, 632, 1997                                                         
                                                                                                                                  
Agu1911    AGU2   Aguilar, F. (Abetti)                 AN 188, 26, #4490, 1911                                                    
                                                                                                                                  
Ahn1957    AHN5   Ahnert, P. von                       AN 284, 24, 1957                                                           
                                                                                                                                  
Aik1976           Aikman, G.C.L.                       Pub. Dom. Astr. Obs. 14, 379, 1976                                         
                                                                                                                                  
Al_1954           Alter, G.                            Bull. Astr. Inst. Czech. 5, 130, 1954                                      
                                                                                                                                  
Alb1910    ALB5   Albany Obs.                          Preliminary General Cat. (PGC), 1910                                       
Alb1931    ALB5   Albany Obs.                          Albany Cat., 1931                                                          
Alb1936    ALB6   Albany Obs.                          General Cat. (GC), 1936/37                                                 
                                                                                                                                  
AlC2000           Allen,C., Poveda,A., & Herrera,M.    A&A 356, 529, 2000                                                         
                                                                                                                                  
Ald1924           Alden, H.L.                          AJ 35, 167, 1924                                                           
Ald1925           Alden, H.L.                          AJ 36, 81, 1925                                                            
Ald1928    ALD2   Alden, H.L.                          AJ 39, 20, 1928                                                            
Ald1929    ALD5   Alden, H.L.                          AJ 39, 154, 1929                                                           
Ald1931    ALD2   Alden, H.L.                          AJ 41, 52, 1931                                                            
Ald1932A   ALD9   Alden, H.L.                          cited in ADS (Aitken Double Star Cat.), 1932                               
Ald1935           Alden, H.L.                          AJ 44, 191, 1935                                                           
Ald1936a   ALD5   Alden, H.L.                          AJ 45, 73, 1936                                                            
Ald1936b          Alden, H.L.                          AJ 45, 82, 1936                                                            
Ald1936c          Alden, H.L.                          AJ 45, 113, 1936                                                           
Ald1938a          Alden, H.L.                          AJ 46, 189, 1938                                                           
Ald1938b          Alden, H.L.                          AJ 47, 9, 1938                                                             
Ald1939a          Alden, H.L.                          AJ 47, 185, 1939                                                           
Ald1939b          Alden, H.L.                          AJ 48, 81, 1939                                                            
Ald1942           Alden, H.L.                          AJ 50, 73, 1942                                                            
Ald1943    ALD2   Alden, H.L.                          AJ 50, 139, 1943                                                           
Ald1945    ALD3   Alden, H.L.                          AJ 51, 195, 1945                                                           
Ald1946           Alden, H.L.                          AJ 52, 73, 1946                                                            
Ald1951           Alden, H.L.                          AJ 56, 34, 1951                                                            
Ald9999    ALD9   Alden, H.L.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ale1882    ALE0   Alden, G.I.                          Harvard Ann. 13, 17, 1882                                                  
                                                                                                                                  
Alg9999    ALG9   Algiers Obs.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ali1955    ALI8   Ali, A.                              Publ. Nizamiah Obs. 13, Pt. 2, 1955                                        
Ali9999    ALI9   Ali, A.                              Unpublished, manuscript or reference not found.                            
                                                                                                                                  
All1930    ALL5   Aller, R.M.                          AN 238, 71, 1930                                                           
All1932    ALL5   Aller, R.M.                          AN 245, 213, 1932                                                          
All1934    ALL5   Aller, R.M.                          AN 251, 273, 1934                                                          
All1936    ALL5   Aller, R.M.                          AN 259, 133, 1936                                                          
All1941           Aller, R.M.                          Las Ciencias, Ano. 6, #2, 259, 1941                                        
All1947           Aller, R.M.                          Revista de Geofisica, Ano. 6, #24, 604, 1947                               
All1951           Aller, R.M.                          Urania Barcelona 36, 7, 1951                                               
All1952    ALL6   Aller, R.M.                          Urania Barcelona 37, 1, 1952                                               
All1960    ALL8   Aller, R.M.                          Urania Barcelona 45, 252, 1960                                             
                                                                                                                                  
Aln1973           Allen, C.W.                          Astrophysical Quantities, 3rd ed., p 202, 1973                             
                                                       Univ. of London, The Athlone Press                                         
                                                                                                                                  
ALo2002           Allen, L.E. et al.                   ApJ 566, 993, 2002                                                         
                                                                                                                                  
Alt9999    ALT9   van Altena, W.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Alv9999    ALV9   Alvi, H.                             Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Alz1996a          Alzner, A.                           Inf. Circ. 128, 1996                                                       
Alz1996b          Alzner, A.                           Inf. Circ. 130, 1996                                                       
Alz1996c          Alzner, A.                           Obs. et Travaux 46, 28, 1996                                               
Alz1998a          Alzner, A.                           A&AS 132, 253, 1998                                                        
Alz1998b   ALZ0   Alzner, A.                           A&AS 132, 237, 1998                                                        
Alz9999           Alzner, A.                           unpublished (private comm. 1999)                                           
Alz2000a          Alzner, A.                           Inf. Circ. 141, 2000                                                       
Alz2000b          Alzner, A. & Argyle, R.              Inf. Circ. 142, 2000                                                       
Alz2001a          Alzner, A. & Argyle, R.              Inf. Circ. 144, 2001                                                       
Alz2001b          Alzner, A.                           Inf. Circ. 144, 2001                                                       
Alz2003a          Alzner, A.                           Inf. Circ. 149, 2003                                                       
Alz2003b          Alzner, A.                           Webb Soc., Double Star Circ. 11, 2003                                      
Alz2003c          Alzner, A.                           OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
Alz2004           Alzner, A.                           Inf. Circ. 154, 2004                                                       
Alz2005a          Alzner, A.                           Inf. Circ. 155, 2005                                                       
Alz2005b          Alzner, A.                           Webb Soc., Double Star Circ. 13, 2005                                      
Alz2006           Alzner, A.                           Inf. Circ. 158, 2006                                                       
Alz2006b          Alzner, A.                           Webb Soc., Double Star Circ. 14, 2006                                      
                                                                                                                                  
Amb1919    AMB0   Ambronn, L.                          AN 208, 333, 1919                                                          
Amb1937A          Ambronn, L.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
AmC1978           Ambruster, C.                        PASP 90, 219, 1978                                                         
                                                                                                                                  
Ami1823A   AMI0   Amici, G.B.                          Zach's Corres. 8, 216, 1823 (as cited by Herschel, MemRAS 5, 13, 1833)     
Ami1906A          Amici, G.B.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Ami1937A          Amici, G.B.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Ana2001           Andrade, M.                          Inf. Circ. 144, 2001                                                       
Ana2003           Andrade, M.                          Inf. Circ. 150, 2003                                                       
Ana2004           Andrade, M.                          Inf. Circ. 154, 2004                                                       
Ana2005           Andrade, M.                          Inf. Circ. 157, 2005                                                       
Ana2006           Andrade, M.                          Inf. Circ. 158, 2006                                                       
                                                                                                                                  
And1899    AND5   Andoyer, H.                          Ann. Toulouse Obs. 3, 75, 1899                                             
                                                                                                                                  
AnJ1920    ANJ0   Anderson, J.A.                       ApJ 51, 263, 1920                                                          
                                                                                                                                  
AnR1913    ANR0   Andersen, R.                         AN 195, 435, 1913                                                          
AnR1914    ANR0   Andersen, R.                         AN 198, 365, 1914                                                          
                                                                                                                                  
Ant2001    ANT0   Anton, R.                            private communication, 2001                                                
Ant2004           Anton, R.                            Double Star Observer, 10, #1, 2004                                         
Ant2006           Anton, R.                            JDSO, in press, 2006                                                       
                                                                                                                                  
AOT        AOT    Astronomical Obs. Torino             (from additional DD list)                                                  
                                                                                                                                  
App9999    APP9   Apple                                Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ara1961    ARA8   Aravamudan, S.                       PASP 73, 266, 1961                                                         
Ara1963    ARA8   Aravamudan, S.                       Publ. Nizamiah Obs. 13, Pt.3, 1963                                         
                                                                                                                                  
Arc1958    ARC5   Archer, S.                           J. British Astron. Assoc. 68, 108, 1958                                    
Arc1960    ARC5   Archer, S.                           J. British Astron. Assoc. 70, 354, 1960                                    
                                                                                                                                  
Ard1942           Arend, S.                            Bull. R. Astron. Obs. Belgium 3, 176, 1942                                 
Ard1950    ARD5   Arend, S.                            Ann. R. Obs. Belgium, Ser. 3, 4, 147, 1950                                 
Ard1951           Arend, S.                            Ann. R. Obs. Belgium 5, 161, 1951                                          
Ard1953a          Arend, S.                            Bull. R. Astron. Obs. Belgium 4, 155, 1953                                 
Ard1953b          Arend, S.                            Bull. R. Astron. Obs. Belgium 4, 161, 1953                                 
Ard1953c          Arend, S.                            Bull. R. Astron. Obs. Belgium 4, 166, 1953                                 
Ard1956a          Arend, S.                            Bull. R. Astron. Obs. Belgium 4, 222, 1956                                 
Ard1956b          Arend, S.                            Bull. R. Astron. Obs. Belgium 4, 226, 1956                                 
Ard1963    ARD8   Arend, S.                            Ann. R. Obs. Belgium, Ser.3, 9, 93, 1963                                   
Ard1968           Arend, S. & Mourao, R.R.F.           Comm. R. Obs. Belgium, Ser. A, 6, 1968                                     
                                                                                                                                  
Are2000    ARE0   Arenou, F. et al.                    IAU Symp. 200, 135, 2000                                                   
                                                                                                                                  
Arg1857    ARG5   Argelander, F.                       Oeltzen Argelander Cat  -15 to -31, 1857                                   
Arg1862A          Argelander, F.                       cited by Auwers (AN 59, 1, 1862)                                           
Arg1880A          Argelander, F.                       cited by Gledhill (Obs. 3, 569, 1880)                                      
Arg1906A          Argelander, F. (BD)                  cited in BDS (Burnham Double Star Cat., 1906)                              
Arg1913A          Argelander, F. (BD)                  cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Arg1932A          Argelander, F. (BD)                  cited in ADS (Aitken Double Star Cat., 1932)                               
Arg1937A          Argelander, F.                       cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Ari1997    ARI0   Aristidi, E. et al.                  A&AS 126, 555, 1997                                                        
Ari1999    ARI0   Aristidi, E. et al.                  A&AS 134, 545, 1999                                                        
                                                                                                                                  
Arm1922    ARM0   Armellini, G.                        Rend. R. Acad. Lincei 31, 5A, 1922                                         
Arm1927a   ARM6   Armellini, G.                        Acad. Lincei 6, 551, 1927                                                  
Arm1927b   ARM6   Armellini, G.                        AN 230, 253, 1927                                                          
Arm1928    ARM5   Armellini, G.                        AN 232, 431, 1928                                                          
Arm1929    ARM5   Armellini, G.                        AN 237, 167, 1929                                                          
Arm1932    ARM5   Armellini, G.                        AN 245, 373, 1932                                                          
Arm1934    ARM5   Armellini, G.                        Acad. Lincei 49, 1934                                                      
Arm1945    ARM2   Armellini, G.                        Rome Obs. Monte Mario #124, 1945                                           
Arm1947    ARM2   Armellini, G.                        Rome Obs. Monte Mario #135, 1947                                           
Arm1949    ARM2   Armellini, G.                        Rome Obs. Monte Mario #152, 1949                                           
Arm1955    ARM8   Armellini, G.                        Rome Obs. Monte Mario #213, 1955                                           
                                                                                                                                  
Arn2001    ARN0   Arnold, D.                           Double Star Observer, 7, #4, 2001                                          
Arn2002a   ARN0   Arnold, D.                           Double Star Observer, 8, #1, 2002                                          
Arn2002b          Arnold, D.                           Double Star Observer, 8, #3, 2002                                          
Arn2002c          Arnold, D.                           Double Star Observer, 8, #4, 2002                                          
Arn2003a          Arnold, D.                           Double Star Observer, 9, #1, 2003                                          
Arn2003b          Arnold, D.                           Double Star Observer, 9, #3, 2003                                          
Arn2003c          Arnold, D.                           Double Star Observer, 9, #4, 2003                                          
Arn2003d          Arnold, D.                           Double Star Observer, 9, #5, 2003                                          
Arn2003e          Arnold, D.                           Double Star Observer, 9, #6, 2003                                          
Arn2004a          Arnold, D.                           Double Star Observer, 10, #1, 2004                                         
Arn2004b          Arnold, D.                           Double Star Observer, 10, #2, 2004                                         
Arn2004c          Arnold, D.                           Double Star Observer, 10, #3, 2004                                         
Arn2004d          Arnold, D.                           Double Star Observer, 10, #4, 2004                                         
Arn2004e          Arnold, D.                           Double Star Observer, 10, #5, 2004                                         
Arn2004f          Arnold, D.                           Double Star Observer, 10, #6, 2004                                         
Arn2005a          Arnold, D.                           Double Star Observer, 11, #1, 2005                                         
Arn2005b          Arnold, D.                           Double Star Observer, 11, #2, 2005                                         
Arn2005c          Arnold, D.                           Double Star Observer, 11, #3, 2005                                         
Arn2005d          Arnold, D.                           Double Star Observer, 11, #4, 2005                                         
Arn2005e          Arnold, D.                           Double Star Observer, 11, #5, 2005                                         
Arn2005f          Arnold, D.                           Double Star Observer, 11, #6, 2005                                         
Arn2006a          Arnold, D.                           JDSO 2, 6, 2006                                                            
Arn2006b          Arnold, D.                           JDSO 2, 13, 2006                                                           
Arn2006c          Arnold, D.                           JDSO 2, 54, 2006                                                           
Arn2006d          Arnold, D.                           JDSO 2, 61, 2006                                                           
Arn2006e          Arnold, D.                           JDSO 2, 2006 (in press)                                                    
Arn2006f          Arnold, D.                           JDSO 2, 2006 (in press)                                                    
                                                                                                                                  
Ars2004           Armstrong, T.K.                      Double Star Observer, 10, #2, 2004                                         
                                                                                                                                  
Aru1984    ARU0   Argue, A.N. et al.                   MNRAS 206, 669, 1984                                                       
Aru1985    ARU0   Argue, A.N. et al.                   MNRAS 216, 447, 1985                                                       
Aru1992    ARU0   Argue, A.N. et al.                   MNRAS 259, 563, 1992                                                       
                                                                                                                                  
Ary1977    ARY0   Argyle, R.W.                         Webb Society Handbook 1, 1977                                              
Ary1979    ARY0   Argyle, R.W.                         R. Obs. Bull. #184, 1979                                                   
Ary1983    ARY0   Argyle, R.W.                         A&AS 53, 177, 1983                                                         
Ary1989    ARY0   Argyle, R.W.                         Webb Soc., Double Star Circ. 4, 1989                                       
Ary1992    ARY0   Argyle, R.W.                         Webb Soc., Double Star Circ. 5, 1992                                       
Ary1994    ARY0   Argyle, R.W.                         Webb Soc., Double Star Circ. 6, 1994                                       
Ary1998    ARY0   Argyle, R.W.                         Webb Soc., Double Star Circ. 7, 1998                                       
Ary2000    ARY0   Argyle, R.W.                         Webb Soc., Double Star Circ. 8, 2000                                       
Ary2001a          Argyle, R.W. & Alzner, A.            Inf. Circ. 143, 2001                                                       
Ary2001b   ARY0   Argyle, R.W.                         Webb Soc., Double Star Circ. 9, 2001                                       
Ary2002           Argyle, R.W.                         Webb Soc., Double Star Circ. 10, 2002                                      
Ary2002b          Argyle, R., Alzner, A. & Horch, E.   A&A 384, 171, 2002                                                         
Ary2003           Argyle, R.W.                         Webb Soc., Double Star Circ. 11, 2003                                      
Ary2004           Argyle, R.W.                         Webb Soc., Double Star Circ. 12, 2004                                      
Ary2005           Argyle, R.W.                         Webb Soc., Double Star Circ. 13, 2005                                      
Ary2006           Argyle, R.W.                         Webb Soc., Double Star Circ. 14, 2006                                      
                                                                                                                                  
Ash2005           Ashcraft, C.                         private communication, 2005                                                
                                                                                                                                  
Asp1997    ASP0   Aspin, C. et al.                     MNRAS 284, 257, 1997                                                       
                                                                                                                                  
AST        AST                                         (HST FGS Astrometry Science Team)                                          
AST1991           Franz, O.G. et al.                   ApJ 377, L17, 1991                                                         
AST1992           Franz, O.G. et al.                   AJ 103, 190, 1992                                                          
AST1998    AST0   Franz, O.G. et al.                   AJ 116, 1432, 1998                                                         
AST1999           Franz, O.G. et al.                   ASP Conf. Ser. 194, 28, 1999                                               
AST2000    AST0   Benedict, G.F. et al.                AJ 120, 1106, 2000                                                         
AST2001    AST0   Benedict, G.F. et al.                AJ 121, 1607-1613, 2001                                                    
AST2002           Benedict, G.F. et al.                ApJ 581, L115, 2002                                                        
                                                                                                                                  
Atk1904    ATK0   Atkinson, E.C.                       MemRAS 54, 97, 1904                                                        
                                                                                                                                  
Atw1975           Atwood, B. & Curott, D.R.            BAAS 7, 337, 1975                                                          
                                                                                                                                  
Aug1992           Augensen, H.J. & Heintz, W.D.        PASP 104, 314, 1992                                                        
                                                                                                                                  
Aus1882    AUS2   Austin, E.P.                         Harvard Ann. 13, 17, 1882                                                  
                                                                                                                                  
Auw1862           Auwers, A.                           AN 59, 1, #1393, 1862                                                      
Auw1864           Auwers, A.                           MNRAS 25, 38 1864                                                          
Auw1875A          Auwers, A.                           cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Auw1892           Auwers, A.                           AN 129, 185, #3084, 1892                                                   
Auw1937A          Auwers, A.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
B__1921a          van den Bos, W.H.                    MNRAS 81, 474, 1921                                                        
B__1921b          van den Bos, W.H.                    Proc. Amsterdam Acad. 30, 72, 1921                                         
B__1923a   B  2   van den Bos, W.H.                    BAN 1, 193, 1923                                                           
B__1923b          van den Bos, W.H.                    BAN 2, 25, 1923                                                            
B__1923c          van den Bos, W.H.                    BAN 2, 29, 1923                                                            
B__1925a   B  2   van den Bos, W.H.                    Ann. Leiden Obs. 14, Pt.3, 1925                                            
B__1925b   B  2   van den Bos, W.H.                    BAN 2, 197, 1925                                                           
B__1926a          van den Bos, W.H.                    BAN 3, 127, 1926                                                           
B__1926b          van den Bos, W.H.                    BAN 3, 128, 1926                                                           
B__1927a          van den Bos, W.H.                    BAN 3, 261, 1927                                                           
B__1927b   B  0   van den Bos, W.H.                    BAN 4, 45, 1927                                                            
                                                       (4th list of new southern double stars; precise measures in later          
                                                        references)                                                               
B__1927c   B  0   van den Bos, W.H.                    BAN 4, 109, 1927                                                           
                                                       (5th list of new southern double stars; precise measures in later          
                                                        references)                                                               
B__1927D   B  9   van den Bos, W.H.                    cited in SDS (Southern Double Star Cat.), 1927                             
B__1928a   B  0   van den Bos, W.H.                    BAN 4, 235, 1928                                                           
                                                       (6th list of new southern double stars; precise measures in later          
                                                        references)                                                               
B__1928b   B  2   van den Bos, W.H.                    Ann. Leiden Obs. 14, Pt.4, 1928                                            
B__1928c   B  2   van den Bos, W.H.                    MNRAS 88, 488, 1928                                                        
B__1928d   B  5   van den Bos, W.H.                    Union Obs. Circ. 3, 13, 1928                                               
B__1928e          van den Bos, W.H.                    Mem. Copenhagen Acad. 12, 2, 1928                                          
B__1929a   B  5   van den Bos, W.H.                    Union Obs. Circ. 3, 59, 1929                                               
B__1929b          van den Bos, W.H.                    Union Obs. Circ. 79, 49, 1929                                              
B__1930a   B  5   van den Bos, W.H.                    Union Obs. Circ. 3, 135, 1930                                              
B__1930b   B  1   van den Bos, W.H.                    BAN 5, 179, 1930                                                           
B__1930c   B  1   van den Bos, W.H.                    BAN 5, 183, 1930                                                           
B__1931a   B  2   van den Bos, W.H.                    MNRAS 92, 19, 1931                                                         
B__1931b   B  5   van den Bos, W.H.                    Union Obs. Circ. 3, 183, 1931                                              
B__1932a   B  5   van den Bos, W.H.                    Union Obs. Circ. 3, 273, 1932                                              
B__1932b   B  6   van den Bos, W.H.                    Union Obs. Circ. 3, 324, 1932                                              
B__1932C          van den Bos, W.H.                    cited in ADS (Aitken Double Star Cat.), 1932                               
B__1933a   B  1   van den Bos, W.H.                    BAN 7, 1, 1933                                                             
B__1933b   B  7   van den Bos, W.H.                    Union Obs. Circ. 3, 379, 1933                                              
B__1933c          van den Bos, W.H.                    Union Obs. Circ. 3, 388, 1933                                              
B__1933d   B  6   van den Bos, W.H.                    Union Obs. Circ. 3, 401, 1933                                              
B__1934    B  6   van den Bos, W.H.                    Union Obs. Circ. 4, 61, 1934                                               
B__1934b          van den Bos, W.H.                    Union Obs. Circ. 4, 102, 1934                                              
B__1935a   B  6   van den Bos, W.H.                    Union Obs. Circ. 4, 134, 1935                                              
B__1935b          van den Bos, W.H.                    Union Obs. Circ. 4, 148, 1935                                              
B__1935c   B  6   van den Bos, W.H.                    Union Obs. Circ. 4, 149, 1935                                              
B__1935D          van den Bos, W.H.                    letter cited by Aitken, The Binary Stars, 1935                             
B__1936a          van den Bos, W.H.                    Union Obs. Circ. 4, 231, 1936                                              
B__1936b   B  6   van den Bos, W.H.                    Union Obs. Circ. 4, 234, 1936                                              
B__1937a          van den Bos, W.H.                    Union Obs. Circ. 4, 341-356, 1937                                          
B__1937b   B  6   van den Bos, W.H.                    Union Obs. Circ. 4, 362, 1937                                              
B__1938a          van den Bos, W.H.                    Union Obs. Circ. 4, 445-461, 1938                                          
B__1938d          van den Bos, W.H.                    Union Obs. Circ. 4, 480, 1938                                              
B__1938e   B  6   van den Bos, W.H.                    Union Obs. Circ. 4, 481, 1938                                              
B__1940           van den Bos, W.H.                    Union Obs. Circ. 5, 49, 1940                                               
B__1943A          van den Bos, W.H.                    cited by Alden (1943 AJ 50, 139)                                           
B__1941           van den Bos, W.H.                    Union Obs. Circ. 5, 73, 1941                                               
B__1945           van den Bos, W.H.                    AJ 51, 198, 1945                                                           
B__1947    B  6   van den Bos, W.H.                    Union Obs. Circ. 5, 134, 1947                                              
B__1948    B  6   van den Bos, W.H.                    Union Obs. Circ. 5, 259, 1948                                              
B__1949a          van den Bos, W.H.                    Union Obs. Circ. 5, 310, 1949                                              
B__1949b          van den Bos, W.H.                    Union Obs. Circ. 5, 311, 1949                                              
B__1949c   B  7   van den Bos, W.H.                    Union Obs. Circ. 5, 312, 1949                                              
B__1950a          van den Bos, W.H.                    Union Obs. Circ. 5, 366-369, 1950                                          
B__1950b          van den Bos, W.H.                    Union Obs. Circ. 5, 370-371, 1950                                          
B__1950c   B  8   van den Bos, W.H.                    Union Obs. Circ. 5, 371-441, 1950                                          
B__1951a   B  8   van den Bos, W.H.                    Union Obs. Circ. 6, 11, 1951                                               
B__1951b          van den Bos, W.H.                    Union Obs. Circ. 6, 11, 1951                                               
B__1951c          van den Bos, W.H.                    Union Obs. Circ. 6, 143, 1951                                              
B__1951d          van den Bos, W.H.                    J. Obs. 34, 85, 1951                                                       
B__1953a   B  8   van den Bos, W.H.                    Union Obs. Circ. 6, 185, 1953                                              
B__1953b          van den Bos, W.H.                    Union Obs. Circ. 6, 209-219, 1953                                          
                                                         (also MNASSA 12, 19, 1953; MNASSA 12, 57, 1953)                          
B__1954           van den Bos, W.H.                    Union Obs. Circ. 6, 235, 1954                                              
B__1956a   B  8   van den Bos, W.H.                    Union Obs. Circ. 6, 266, 1956                                              
B__1956b          van den Bos, W.H.                    Union Obs. Circ. 6, 279-284, 1956                                          
B__1956c          van den Bos, W.H.                    MNASSA 15, 39, 1956                                                        
B__1957a          van den Bos, W.H.                    Union Obs. Circ. 6, 289-291, 1957                                          
B__1957b   B  8   van den Bos, W.H.                    Union Obs. Circ. 6, 291, 1957                                              
B__1958    B  8   van den Bos, W.H.                    AJ 63, 63, 1958                                                            
B__1959a   B  8   van den Bos, W.H.                    ApJS 4, 45, 1959                                                           
B__1959b          van den Bos, W.H.                    J. Obs. 42, 79, 1959                                                       
B__1959c          van den Bos, W.H.                    J. Obs. 42, 93, 1959                                                       
B__1959d   B  8   van den Bos, W.H.                    Union Obs. Circ. 6, 308, 1959                                              
B__1959e          van den Bos, W.H.                    Union Obs. Circ. 6, 311-312, 1959                                          
B__1960a   B  9   van den Bos, W.H.                    Union Obs. Circ. 6, 321, 1960                                              
B__1960b   B  8   van den Bos, W.H.                    Publ. Yerkes Obs. 9, Pt.1, 1960                                            
B__1960c          van den Bos, W.H.                    J. Obs. 43, 145, 1960                                                      
B__1960d          van den Bos, W.H.                    J. Obs. 43, 152, 1960                                                      
B__1960e          van den Bos, W.H.                    Union Obs. Circ. 6, 339-340, 1960                                          
B__1960f          van den Bos, W.H.                    Union Obs. Circ. 6, 341-343, 1960                                          
B__1961a   B  9   van den Bos, W.H.                    Union Obs. Circ. 6, 353, 1961                                              
B__1961b          van den Bos, W.H.                    Union Obs. Circ. 6, 374-375, 1961                                          
B__1961c          van den Bos, W.H.                    Union Obs. Circ. 6, 377-379, 1961                                          
B__1961d          van den Bos, W.H.                    Union Obs. Circ. 6, 380-381, 1961                                          
B__1961e          van den Bos, W.H.                    PASP 74, 201, 1961                                                         
B__1962a   B  9   van den Bos, W.H.                    AJ 67, 141, 1962                                                           
B__1962b          van den Bos, W.H.                    AJ 67, 552, 1962                                                           
B__1962c          van den Bos, W.H.                    J. Obs. 45, 55, 1962                                                       
B__1962d   B  9   van den Bos, W.H.                    AJ 67, 555, 1962                                                           
B__1963a   B  0   van den Bos, W.H.                    AJ 68, 57, 1963                                                            
B__1963b   B  0   van den Bos, W.H.                    AJ 68, 582, 1963                                                           
B__1964a          van den Bos, W.H.                    Republic Obs. Circ. 7, 62, 1964                                            
B__1964b          van den Bos, W.H.                    J. Obs. 47, 34, 1964                                                       
B__1965a   B  0   van den Bos, W.H.                    Republic Obs. Circ. 7, 70, 1965                                            
B__1965b          van den Bos, W.H.                    Republic Obs. Circ. 7, 86, 1965                                            
B__1966a   B  8   van den Bos, W.H.                    Republic Obs. Circ. 7, 93, 1966                                            
B__1966b          van den Bos, W.H.                    Republic Obs. Circ. 7, 112, 1966                                           
B__1966c          van den Bos, W.H.                    Republic Obs. Circ. 7, 118, 1966                                           
B__1966d          van den Bos, W.H.                    Republic Obs. Circ. 7, 119-120, 1966                                       
B__1967    B  9   van den Bos, W.H.                    Republic Obs. Circ. 7, 127, 1967                                           
B__1968    B  0   van den Bos, W.H.                    Republic Obs. Circ. 7, 157, 1968                                           
B__9999    B  9   van den Bos, W.H.                    Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Baa1950    BAA8   Baade, W.                            PASP 62, 274, 1950                                                         
Baa1954    BAA8   Baade, W.                            PASP 66, 337, 1954                                                         
Baa1955           Baade, W.                            AJ 60, 379, 1955                                                           
                                                                                                                                  
Bab1932    BAB5   Barbier, D.                          J. Obs. 15, 52, 1932                                                       
Bab1934    BAB5   Barbier, D.                          J. Obs. 17, 146, 1934                                                      
                                                                                                                                  
BAC               Bacchus, P.                          (from Ccd2002 DD list)                                                     
                                                                                                                                  
Bag1977    BAG0   Balega, Y.Y. & Tikhonov, N.A.        SvAL 3, 272, 1977                                                          
Bag1984a   BAG0   Balega, Y.Y. & Ryadchenko, V.P.      SvAL 10, 95, 1984                                                          
Bag1984b   BAG0   Balega, Y.Y. et al.                  A&AS 57, 31, 1984                                                          
Bag1985    BAG0   Balega, Y.Y. & Balega, I.I.          SvAL 11, 47, 1985                                                          
Bag1987    BAG0   Balega, I.I. & Balega, Y.Y.          SvAL 13, 208, 1987                                                         
Bag1988           Balega                               Inf. Circ. 105, 1988                                                       
Bag1988b          Balega, I.I. & Balega, Y.Y.          SvAL 14, 393, 1988                                                         
Bag1989a   BAG0   Balega, I.I. et al.                  Astrofiz. Issled. Izv. Spets. Ast. Obs. 28, 107, 1989                      
Bag1991a   BAG0   Balega, I.I. et al.                  SvAL 17, 530, 1991                                                         
Bag1991b   BAG0   Balega, I.I. et al.                  Astrofiz. Issled., Izv. Spets. Ast. Obs. 31, 80, 1991                      
                                                         (most 1987 observations are duplicates of Bag1989a)                      
Bag1992           Balega, I.I. et al.                  IAU Colloq 135, ASP Conf. Ser. 32, 469, 1992                               
Bag1993    BAG1   Balega, I.I. et al.                  Bull. Special Astrophys. Obs. 35, 9, 1993                                  
Bag1994    BAG0   Balega, I.I. et al.                  A&AS 105, 503, 1994                                                        
Bag1997a   BAG1   Balega, I.I. et al.                  SvAL 23, 172, 1997                                                         
Bag1997b          Balega, I.I. et al.                  Visual Double Stars, ed. Docobo et al., 73, 1997                           
Bag1998           Balega & Vasyuk                      Inf. Circ. 135, 1998                                                       
Bag1999a   BAG1   Balega, I.I. et al.                  A&AS 140, 287, 1999                                                        
Bag1999b          Balega, I.I. et al.                  SvAL 25, 797, 1999                                                         
Bag2001    BAG1   Balega, I.I. et al.                  SvAL 27, 95, 2001                                                          
Bag2002    BAG1   Balega, I.I. et al.                  A&A 385, 87, 2002                                                          
Bag2002b          Balega, Y.Y. et al.                  SvAL 28, 773, 2002                                                         
Bag2004           Balega, I.I. et al.                  A&A 422, 627, 2004                                                         
Bag2005           Balega, Y.Y. et al.                  A&A 433, 591, 2005                                                         
Bag2006           Balega, I.I. et al.                  A&A 448, 703, 2006                                                         
                                                                                                                                  
Bah1988    BAH0   Bakhtin, V.D. et al.                 Byull. Abastumanskaya Astrofiz. Obs. #66, 267, 1988                        
                                                                                                                                  
Bai1985a   BAI0   Baier, G. et al.                     A&A 151, 61, 1985                                                          
Bai1985b   BAI0   Baier, G. et al.                     A&A 153, 278, 1985                                                         
                                                                                                                                  
Baj9999    FSB9   Bajo, F.S.                           Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bak1921    BAK0   Baker, A.H.                          MNRAS 81, 567, 1921                                                        
                                                                                                                                  
Bal1924    BAL0   Baillaud, R.                         J. Obs. 7, 117, 1924                                                       
Bal1925    BAL0   Baillaud, R.                         J. Obs. 8, 53, 1925                                                        
Bal1925b          Baillaud, R.                         J. Obs. 8, 56, 1925                                                        
Bal1937A          Baillaud, R.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
Bal1943    BAL8   Baillaud, R.                         Ann. Obs. Besancon New Ser. 3, 33, 1943                                    
                                                                                                                                  
Bam1899    BAM5   Baillaud, B.                         Ann. Toulouse Obs. 3, Part 2, 75, 1899                                     
                                                                                                                                  
BAn1911    BAN0   Buch-Andersen, E.                    AN 187, 449, 1911                                                          
BAn1912           Buch-Andersen, E.                    AN 193, 9, #4609, 1912                                                     
BAn1914    BAN0   Buch-Andersen, E.                    AN 198, 105, 1914                                                          
BAn1916    BAN0   Buch-Andersen, E.                    AN 201, 461, 1916                                                          
                                                                                                                                  
Bar1898a   BAR0   Barnard, E.E.                        AJ 19, 23, 1898                                                            
Bar1898b   BAR2   Barnard, E.E.                        AJ 19, 113, 1898                                                           
Bar1899    BAR0   Barnard, E.E.                        AJ 20, 44, 1899                                                            
Bar1900a   BAR0   Barnard, E.E.                        AJ 20, 166, 1900                                                           
Bar1900b   BAR0   Barnard, E.E.                        AJ 20, 170, 1900                                                           
Bar1900c   BAR0   Barnard, E.E.                        AJ 21, 16, 1900                                                            
Bar1900d   BAR0   Barnard, E.E.                        AJ 21, 64, 1900                                                            
Bar1903a          Barnard, E.E.                        AJ 23, 132, 1903                                                           
Bar1903b          Barnard, E.E.                        AJ 23, 169, 1903                                                           
Bar1906    BAR0   Barnard, E.E.                        AN 172, 383, 1906                                                          
Bar1906a   BAR0   Barnard, E.E.                        AN 172, 379, 1906                                                          
Bar1906B          Barnard, E.E.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Bar1906C          Barnard, E.E.                        cited in BDS (Burnham Double Star Cat., 1906)                              
Bar1908    BAR1   Barnard, E.E.                        AN 179, 17, 1908                                                           
Bar1909a   BAR1   Barnard, E.E.                        AN 180, 159, 1909                                                          
Bar1909b   BAR1   Barnard, E.E.                        AN 182, 13, 1909                                                           
Bar1910    BAR0   Barnard, E.E.                        AJ 26, 143, 1910                                                           
Bar1912    BAR1   Barnard, E.E.                        AJ 27, 107, 1912                                                           
Bar1912b          Barnard, E.E.                        Pub. Allegheny Obs. 2, 13, 1912                                            
Bar1913    BAR1   Barnard, E.E.                        AJ 27, 193, 1913                                                           
Bar1914    BAR1   Barnard, E.E.                        AJ 28, 141, 1914                                                           
Bar1915    BAR1   Barnard, E.E.                        AJ 29, 38, 1915                                                            
Bar1916a   BAR1   Barnard, E.E.                        MNRAS 76, 592, 1916                                                        
Bar1916b   BAR1   Barnard, E.E.                        AJ 30, 24, 1916                                                            
Bar1917a   BAR1   Barnard, E.E.                        AJ 30, 182, 1917                                                           
Bar1917b   BAR2   Barnard, E.E.                        AJ 30, 214, 1917                                                           
Bar1919    BAR0   Barnard, E.E.                        AJ 32, 56, 1919                                                            
Bar1920    BAR2   Barnard, E.E.                        AJ 32, 148, 1920                                                           
Bar1932A   BAR9   Barnard, E.E.                        cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Bas2001    BAS0   Barstow, M.A. et al.                 MNRAS 322, 891-900, 2001                                                   
                                                                                                                                  
Bat        BAT    Batterman, H.                        (from additional DD list)                                                  
                                                                                                                                  
Bax1857           Baxendell, J.                        MNRAS 18, 11, 1857                                                         
                                                                                                                                  
Baz1927a   BAZ2   Baize, P.                            J. Obs. 10, 149, 1927                                                      
Baz1927b   BAZ2   Baize, P.                            J. Obs. 10, 164, 1927                                                      
Baz1928    BAZ2   Baize, P.                            J. Obs. 11, 46, 1928                                                       
Baz1929a   BAZ7   Baize, P.                            J. Obs. 12, 103, 1929                                                      
Baz1929b   BAZ6   Baize, P.                            J. Obs. 12, 117, 1929                                                      
Baz1932a   BAZ5   Baize, P. & Igounet, Mme.            J. Obs. 15, 96, 1932                                                       
Baz1932b   BAZ6   Baize, P. & Igounet, Mme.            J. Obs. 15, 145, 1932                                                      
Baz1933a   BAZ7   Baize, P.                            J. Obs. 16, 49, 1933                                                       
Baz1933b   BAZ6   Baize, P.                            J. Obs. 16, 183, 1933                                                      
Baz1934    BAZ5   Baize, P.                            Bull. Soc. Astron. France 48, 66,243, 1934                                 
Baz1935a   BAZ5   Baize, P.                            J. Obs. 18, 65, 1935                                                       
Baz1935b   BAZ8   Baize, P.                            J. Obs. 18, 89, 1935                                                       
Baz1935c   BAZ8   Baize, P.                            J. Obs. 18, 148, 1935                                                      
Baz1936a   BAZ5   Baize, P.                            J. Obs. 19, 63-72, 1936                                                    
Baz1936b   BAZ7   Baize, P.                            J. Obs. 19, 85-92, 1936                                                    
Baz1936c   BAZ7   Baize, P.                            J. Obs. 19, 98-108, 1936                                                   
Baz1936d   BAZ7   Baize, P.                            J. Obs. 19, 119-128, 1936                                                  
Baz1936e   BAZ6   Baize, P.                            J. Obs. 19, 211-220, 1936                                                  
Baz1937a   BAZ5   Baize, P.                            AN 264, 245, 1937                                                          
Baz1937b   BAZ8   Baize, P.                            J. Obs. 20, 60, 1937                                                       
Baz1937c   BAZ8   Baize, P.                            J. Obs. 20, 97, 1937                                                       
Baz1937d   BAZ8   Baize, P.                            J. Obs. 20, 111, 1937                                                      
Baz1938a   BAZ5   Baize, P.                            J. Obs. 21, 141, 1938                                                      
Baz1938b   BAZ8   Baize, P.                            J. Obs. 21, 161, 1938                                                      
Baz1939a   BAZ6   Baize, P.                            J. Obs. 22, 11, 1939                                                       
Baz1939b   BAZ6   Baize, P.                            J. Obs. 22, 169, 1939                                                      
Baz1939c   BAZ6   Baize, P.                            J. Obs. 22, 205, 1939                                                      
Baz1940a   BAZ9   Baize, P.                            J. Obs. 23, 49, 1940                                                       
Baz1940b   BAZ9   Baize, P.                            J. Obs. 23, 56, 1940                                                       
Baz1940c   BAZ9   Baize, P.                            J. Obs. 23, 95, 1940                                                       
Baz1941    BAZ5   Baize, P.                            J. Obs. 24, 127, 1941                                                      
Baz1941b          Baize, P.                            Bull. Astron. Paris 12, 375, 1941                                          
Baz1942a          Baize, P.                            Astronomie 56, 157, 1942                                                   
Baz1942b   BAZ0   Baize, P.                            J. Obs. 25, 28-33, 1942                                                    
Baz1943a   BAZ6   Baize, P.                            J. Obs. 26, 68-72, 1943                                                    
Baz1943b   BAZ0   Baize, P.                            J. Obs. 26, 97-104, 1943                                                   
Baz1943c          Baize, P.                            J. Obs. 26, 93-96, 1943                                                    
Baz1944a   BAZ7   Baize, P.                            J. Obs. 27, 29, 1944                                                       
Baz1944b          Baize, P.                            Astronomie 58, 82, 1944                                                    
Baz1945a   BAZ6   Baize, P.                            J. Obs. 28, 1-16, 1945                                                     
Baz1945b   BAZ7   Baize, P.                            J. Obs. 28, 41-58, 1945                                                    
Baz1948a          Baize, P.                            J. Obs. 31, 35, 1948                                                       
Baz1948b   BAZ6   Baize, P.                            J. Obs. 31, 99-112, 1948                                                   
Baz1948c   BAZ7   Baize, P.                            J. Obs. 31, 138-144, 1948                                                  
Baz1948d   BAZ7   Baize, P.                            J. Obs. 31, 151-160, 1948                                                  
Baz1948e          Baize, P.                            Astronomie 62, 55, 1948                                                    
Baz1949           Baize, P.                            J. Obs. 32, 53, 1949                                                       
Baz1950a          Baize, P.                            J. Obs. 33, 1, 1950                                                        
Baz1950b          Baize, P.                            J. Obs. 33, 125-133, 1950                                                  
Baz1951    BAZ9   Baize, P.                            J. Obs. 34, 116-124, 1951                                                  
Baz1952a          Baize, P.                            Astronomie 66, 76, 1952                                                    
Baz1952b   BAZ9   Baize, P.                            J. Obs. 35, 5-12, 1952                                                     
Baz1952c   BAZ0   Baize, P.                            J. Obs. 35, 16-24, 1952                                                    
Baz1952d   BAZ0   Baize, P.                            J. Obs. 35, 27-36, 1952                                                    
Baz1952e          Baize, P.                            J. Obs. 35, 67-83, 1952                                                    
Baz1953a          Baize, P.                            J. Obs. 36, 1-10, 1953                                                     
Baz1953b          Baize, P.                            J. Obs. 36, 155-170, 1953                                                  
Baz1954a   BAZ5   Baize, P.                            J. Obs. 37, 73-111, 1954                                                   
Baz1954b          Baize, P.                            Inf. Circ. 1, 1954                                                         
Baz1955           Baize, P.                            J. Obs. 38, 37-57, 1955                                                    
Baz1956           Baize, P.                            J. Obs. 39, 82-91, 1956                                                    
Baz1957a          Baize, P.                            J. Obs. 40, 17-28, 1957                                                    
Baz1957b   BAZ0   Baize, P.                            J. Obs. 40, 165-197, 1957                                                  
Baz1957c          Baize, P.                            J. Obs. 40, 197-200, 1957                                                  
Baz1958           Baize, P.                            J. Obs. 41, 163-183, 1958                                                  
Baz1959           Baize, P.                            J. Obs. 42, 109-121, 1959                                                  
Baz1961a          Baize, P.                            J. Obs. 44, 21-34, 1961                                                    
Baz1961b          Baize, P.                            J. Obs. 44, 254-267, 1961                                                  
Baz1962           Baize, P.                            J. Obs. 45, 247-250, 1962                                                  
Baz1964    BAZ0   Baize, P.                            J. Obs. 47, 1-26, 1964                                                     
Baz1965           Baize, P.                            J. Obs. 48, 1-4, 1965                                                      
Baz1966           Baize, P.                            J. Obs. 49, 1-45, 1966                                                     
Baz1966b          Baize, P.                            J. Obs. 49, 217, 1966                                                      
Baz1967    BAZ0   Baize, P.                            J. Obs. 50, 7-32, 1967                                                     
Baz1968           Baize, P.                            J. Obs. 51, 69-74, 1968                                                    
Baz1969a          Baize, P.                            A&A 1, 164, 1969                                                           
Baz1969b          Baize, P.                            Inf. Circ. 48, 1969                                                        
Baz1969c          Baize, P.                            Inf. Circ. 49, 1969                                                        
Baz1972    BAZ0   Baize, P.                            A&AS 6, 147, 1972                                                          
Baz1973           Baize, P.                            Inf. Circ. 59, 1973                                                        
Baz1974           Baize, P.                            A&AS 13, 65, 1974                                                          
Baz1976           Baize, P.                            A&AS 26, 177, 1976                                                         
Baz1976b          Baize, P.                            Inf. Circ. 68, 1976                                                        
Baz1978           Baize, P.                            Inf. Circ. 76, 1978                                                        
Baz1979           Baize, P.                            Inf. Circ. 79, 1979                                                        
Baz1980a          Baize, P.                            A&AS 39, 83, 1980                                                          
Baz1980b          Baize, P.                            Inf. Circ. 80, 1980                                                        
Baz1980c          Baize, P.                            Inf. Circ. 81, 1980                                                        
Baz1981a          Baize, P.                            A&AS 44, 129, 1981                                                         
Baz1981b          Baize, P.                            A&AS 44, 199, 1981                                                         
Baz1982           Baize, P.                            Inf. Circ. 88, 1982                                                        
Baz1983a          Baize, P.                            A&AS 51, 479, 1983                                                         
Baz1983b          Baize, P.                            Inf. Circ. 90, 1983                                                        
Baz1983c          Baize, P.                            Inf. Circ. 91, 1983                                                        
Baz1984a          Baize, P.                            A&AS 56, 103, 1984                                                         
Baz1984b          Baize, P.                            Inf. Circ. 92, 1984                                                        
Baz1984c          Baize, P.                            Inf. Circ. 93, 1984                                                        
Baz1984d          Baize, P.                            Inf. Circ. 94, 1984                                                        
Baz1985a          Baize, P.                            Inf. Circ. 95, 1985                                                        
Baz1985b          Baize, P.                            A&AS 60, 333, 1985                                                         
Baz1985c          Baize, P.                            Inf. Circ. 96, 1985                                                        
Baz1985d          Baize, P.                            Inf. Circ. 97, 1985                                                        
Baz1986a          Baize, P.                            A&AS 65, 551, 1986                                                         
Baz1986b          Baize, P.                            Inf. Circ. 98, 1986                                                        
Baz1986c          Baize, P.                            Inf. Circ. 99, 1986                                                        
Baz1986d          Baize, P.                            Inf. Circ. 100, 1986                                                       
Baz1987a          Baize, P.                            Inf. Circ. 101, 1987                                                       
Baz1987b          Baize, P.                            Inf. Circ. 102, 1987                                                       
Baz1987c          Baize, P.                            Inf. Circ. 103, 1987                                                       
Baz1987d          Baize, P.                            A&AS 71, 177, 1987                                                         
Baz1988a          Baize, P.                            Inf. Circ. 104, 1988                                                       
Baz1988b          Baize, P.                            Inf. Circ. 105, 1988                                                       
Baz1988c          Baize, P.                            Inf. Circ. 106, 1988                                                       
Baz1988d          Baize, P.                            A&AS 74, 507, 1988                                                         
Baz1989a          Baize, P.                            A&AS 78, 125, 1989                                                         
Baz1989b          Baize, P.                            A&AS 81, 415, 1989                                                         
Baz1989c          Baize, P.                            Inf. Circ. 107, 1989                                                       
Baz1989d          Baize, P. & Petit, M.                A&AS 77, 497, 1989                                                         
Baz1989e          Baize, P.                            Inf. Circ. 109, 1989                                                       
Baz1990a          Baize, P.                            Inf. Circ. 110, 1990                                                       
Baz1990b          Baize, P.                            Inf. Circ. 111, 1990                                                       
Baz1990c          Baize, P.                            Inf. Circ. 112, 1990                                                       
Baz1991a          Baize, P.                            A&AS 87, 49, 1991                                                          
Baz1991b          Baize, P.                            Inf. Circ. 113, 1991                                                       
Baz1991c          Baize, P.                            Inf. Circ. 114, 1991                                                       
Baz1991d          Baize, P.                            Inf. Circ. 115, 1991                                                       
Baz1992a          Baize, P.                            Inf. Circ. 116, 1992                                                       
Baz1992b          Baize, P.                            Inf. Circ. 117, 1992                                                       
Baz1992c          Baize, P.                            A&AS 92, 31, 1992                                                          
Baz1993a          Baize, P.                            A&AS 99, 205, 1993                                                         
Baz1993b          Baize, P.                            Inf. Circ. 119, 1993                                                       
Baz1993c          Baize, P.                            Inf. Circ. 120, 1993                                                       
Baz1993d          Baize, P.                            Inf. Circ. 121, 1993                                                       
Baz1994           Baize, P.                            A&AS 106, 267, 1994                                                        
Baz9999    BAZ9   Baize, P.                            Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bch1955           Brosche, P.                          Die Sterne 31, 162-167, 1955                                               
Bch1957           Brosche, P.                          AN 283, 280, 1957                                                          
Bch1960           Brosche, P.                          AN 285, 261, 1960                                                          
                                                                                                                                  
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BdG1880A          Bond                                 cited by Burnham (MNRAS 40, 497, 1880)                                     
BdG1882    BDG2   Bond, G.P.                           Harvard Ann. 13, 17, 1882                                                  
BdG1906A          Bond, G.P.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Bdn2003           Bodin, S.                            Double Star Observer 9, #2, 16, 2003                                       
                                                                                                                                  
BdW1882    BDW2   Bond, W.C.                           Harvard Ann. 13, 17, 1882                                                  
                                                                                                                                  
Bdy1802A   BDY0   Bradley, J. & Maskelyne, N.          Phil. Trans. R. Soc. 1802 (as cited by Herschel, MemRAS 5, 13, 1833)       
Bdy1832A   BDY0   Bradley, J.                          Memoirs, Oxford, 1832 (as cited by Herschel, MemRAS 5, 13, 1833)           
Bdy1844A          Bradley, J.                          cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
Bdy1906A          Bradley, J.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Bea1930    BEA0   Beal, W.O.                           Publ. Univ. Minnesota Obs. 1, 93, 1930                                     
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Beb1884           Berberich, A.                        AN 108, 249, #2582, 1884                                                   
                                                                                                                                  
Bed1993    BED0   Bedding, T.R.                        AJ 106, 768, 1993                                                          
Bed1994    BED0   Bedding, T.R. et al.                 A&A 290, 340-348, 1994                                                     
                                                                                                                                  
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Beh1976           Behall, A.L. & Harrington, R.S.      PASP 88, 204, 1976                                                         
Beh1977    BEH0   Behall, A.L.                         Publ. USNO 24, Pt.2, 1977                                                  
Beh9999    BEH9   Behall, A.L.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bei1979           Beichman, C.A. et al.                ApJ 232, L47, 1979                                                         
                                                                                                                                  
Bel1906A          Bellamy, F.A.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Bel1916           Bellamy, F.A.                        MNRAS 76, 538, 1916                                                        
Bel1937A          Bellamy, F.A.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Bem1925           Bemporad, A.                         Rend. R. Acad. Lincei 11, 315, 1925                                        
Bem1932a   BEM5   Bemporad, A.                         Rend. R. Acad. Lincei 16, 10, 1932                                         
Bem1932b   BEM5   Bemporad, A.                         AN 244, 353, 1932                                                          
Bem1932c   BEM5   Bemporad, A.                         AN 246, 23, 1932                                                           
Bem1933    BEM5   Bemporad, A.                         AN 248, 29, 1933                                                           
Bem1934    BEM5   Bemporad, A.                         AN 254, 37, 1934                                                           
Bem1938           Bemporad, A.                         Contr. Astrofis. Catania 42, 1938                                          
                                                                                                                                  
Ben1912    BEN0   Benes, E.                            AN 192, 229, 1912                                                          
                                                                                                                                  
Ber1924    BER5   Berman, L.                           AJ 36, 115, 1924                                                           
Ber1927    BER5   Berman, L.                           AJ 38, 37, 1927                                                            
Ber1927b          Berman, L.                           AJ 37, 115, 1927                                                           
Ber1928a          Berman, L.                           Pub. Lick Obs. 14, 94, 1928                                                
Ber1928b          Berman, L.                           AJ 38, 75, 1928                                                            
Ber1929    BER5   Berman, L.                           Lick Obs. Bull. 14, 94, 1929                                               
                                                                                                                                  
Bes1818A   BES0   Bessel, F.W.                         Fundamenta Astronomiae, 1818 (as cited by Herschel, MemRAS 5,13,1833.)     
Bes1833a   BES0   Bessel, F.W.                         Berlin Akad. Wiss. Abhandl. 1833                                           
Bes1833B   BES0   Bessel, F.W.                         cited by Herschel (MemRAS 5, 13, 1833)                                     
Bes1833c          Bessel, F.W.                         AN 10, 389, 1833                                                           
Bes1838           Bessel, F.W.                         MNRAS 4, 152, 1838 (see also Fletcher, MNRAS 92, 121, 1931)                
Bes1838b          Bessel, F.W.                         AN 15, 105, 1838                                                           
Bes1838c          Bessel, Schluter, & Wichmann         Astr. Obs. Konigsberg Univ. Obs. 24, 69, 1838 (1848)                       
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Bes1856           Bessel, Schluter, & Wichmann         AN 44, 157, #1042, 1856                                                    
Bes1862A          Bessel, F.W.                         cited by Auwers (AN 59, 1, 1862)                                           
Bes1865           Bessel, F.W. et al.                  Astr. Obs. Konigsberg Univ. Obs. 35, 247, 1865                             
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Bes1906A          Bessel, F.W.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Bes1937A          Bessel, F.W.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Bet1966    BET0   Bertin, B.                           J. Obs. 49, 407, 1966                                                      
                                                                                                                                  
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Bew9999    BEW9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bey1967           Beardsley, W.R.                      IAU Symp 30, 189, 1967                                                     
                                                                                                                                  
Bez1938           von Bezold, W.                       AN 267, 241, #6399, 1938                                                   
                                                                                                                                  
BFC1957           Bertiau, F.C.                        ApJ 125, 696, 1957                                                         
                                                                                                                                  
BGa1976           Burnichon, M. & Garnier, R.          A&AS 24, 89, 1976                                                          
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Bgh1958    BGH8   Bergh, S. van den                    Cont. Perkins Obs. Ser.2, #10,186, 1958                                    
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Bgn1983           Bagnuolo, W.G. & McAlister, H.A.     PASP 95, 992, 1983                                                         
Bgn1988           Bagnuolo, W.G. & Sowell, J.R.        AJ 96, 1056, 1988                                                          
Bgn1992           Bagnuolo, W.G. et al.                AJ 103, 1399, 1992                                                         
Bgn2006           Bagnuolo, W.G. et al.                AJ 131, 2695, 2006                                                         
                                                                                                                                  
Bha1916    BHA5   Bhaskaran, T.P.                      AJ 30, 29, 1916                                                            
Bha1933    BHA5   Bhaskaran, T.P.                      J. Obs. 16, 140, 1933                                                      
Bha1935    BHA5   Bhaskaran, T.P.                      J. Obs. 18, 52, 1935                                                       
Bha1938    BHA5   Bhaskaran, T.P.                      AJ 47, 172, 1938                                                           
                                                                                                                                  
BHe1975           Bachmann, P.J. & Hershey, J.L.       AJ 80, 836, 1975                                                           
                                                                                                                                  
Bid9999    BID9   Bidelman, W.P.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bie1964           Bieger, G.S.                         AJ 69, 804, 1964                                                           
                                                                                                                                  
Big1883    BIG0   Bigourdan, G.                        Ann. Obs. Paris - Observations  H1, 1883                                   
Big1895           Bigourdan, G.                        Ann. Obs. Paris - Memoirs  21, E1, 1895                                    
Big1895b          Bigourdan, G.                        Bull. Astronomique 12, 298, 1895                                           
Big1906A          Bigourdan, G.                        cited in BDS (Burnham Double Star Cat.), 1906                              
Big1906B          Bigourdan, G.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Big1913A          Bigourdan, G.                        cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Big1937A          Bigourdan, G.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Bir1879           Birkenmayer                          K. Ak. Wiss. Wien, Bd. 93, 1879                                            
                                                                                                                                  
Bkl1906A          Barklay                              cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Bko2002           Ladanyi, T. & Berko, E.              Webb Soc., Double Star Circ. 10, 2002                                      
Bko2003           Ladanyi, T., Berko, E. & Vaskuti, G. Webb Soc., Double Star Circ. 11, 2003                                      
Bko2004           Berko, E., Ladanyi, T. & Vaskuti, G. Webb Soc., Double Star Circ. 12, 2004                                      
Bko2005           Berko, E., Ladanyi, T. & Vaskuti, G. Webb Soc., Double Star Circ. 13, 2005                                      
                                                                                                                                  
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Bll1872           Ball, R.S.                           Proc. Royal Irish Acad., June 1872                                         
Bll1884    BLL0   Ball, R.S.                           Publ. Dunsink Obs. 5, 1, 1884                                              
Bll1913A          Ball, R.S.                           cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Bll1932A   BLL9   Ball, R.S.                           cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
BLM1978    BLM0   Morgan, B.L. et al.                  MNRAS 183, 701, 1978                                                       
BLM1980    BLM0   Morgan, B.L. et al.                  MNRAS 192, 143, 1980                                                       
BLM1982    BLM0   Morgan, B.L. et al.                  MNRAS 198, 817, 1982                                                       
                                                                                                                                  
Bln2000           Blanco                               Inf. Circ. 140, 2000                                                       
                                                                                                                                  
Blo1931    BLO0   Bloch, M.                            Bull. Obs. Lyon 13, 151, 1931                                              
                                                                                                                                  
Blw1982a          Blow, G.L. et al.                    AJ 87, 1571, 1982                                                          
Blw1982b          Blow, G.L.                           Southern Stars, 29, 160, 1982                                              
                                                                                                                                  
Bly1908    BLY2   Bailey, H.C.                         Harvard Ann. 60, 195, 1908                                                 
                                                                                                                                  
Blz9999    BLZ9   Balz, A.                             Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bme1972    BME0   Bem, J.                              Acta Astron. 22, 41, 1972                                                  
                                                                                                                                  
Bnd1999    BND0   Bendinelli, O. et al.                A&AS 135, 187, 1999                                                        
                                                                                                                                  
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Bnk2001           Brandeker, A. et al.                 ApJ 561, L199, 2001                                                        
Bnk2003           Brandeker, Jayawardhana, & Najita    AJ 126, 2009, 2003                                                         
                                                                                                                                  
Bnn1925           Bennot, M.                           Popular Astron. 33, 306, 1925                                              
                                                                                                                                  
Bnu1979           Bonneau, D.                          A&A 80, L11, 1979                                                          
Bnu1980a   BNU0   Bonneau, D. & Foy, R.                A&A 86, 295, 1980                                                          
Bnu1980b   BNU0   Bonneau, D. et al.                   A&AS 42, 185, 1980                                                         
Bnu1983           Bonneau, D. & Koechlin, L.           IAU Colloq 62, Lowell Obs Bull 167, v 9, #1, 154, 1983                     
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Bnu1984    BNU0   Bonneau, D. et al.                   A&AS 58, 729, 1984                                                         
Bnu1986    BNU0   Bonneau, D. et al.                   A&AS 65, 27, 1986                                                          
Bnu1990    BNU0   Bonneau, D.                          Inf. Circ. 112, 1990                                                       
                                                                                                                                  
BnW1909    BNW2   Baranov, W.A.                        Publ. Obs. Imp. Univ. Kasan #20, 1909                                      
                                                                                                                                  
Bny1989    BNY0   Barsony, M. et al.                   ApJ 346, L93, 1989                                                         
Bny2003           Barsony, Koresko, & Matthews         ApJ 591, 1064, 2003                                                        
                                                                                                                                  
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Bog1902           Boeger, E.A.                         AJ 22, 141, 1902 (data also in Publ. USNO 6, A117, 1911)                   
Bog1911    BOG2   Boeger, E.A.                         Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
Boh1921    BOH0   Bohlin, K.                           AN 214, 247, 1921                                                          
                                                                                                                                  
Boj1924a   BOJ0   Boje, K.                             AN 222, 64, 1924                                                           
Boj1924b   BOJ0   Boje, K.                             AN 222, 283, 1924                                                          
Boj1924c   BOJ0   Boje, K.                             AN 223, 165, 1924                                                          
                                                                                                                                  
Bon1938    BON5   Bonnet, R.                           Paris Obs. 1938                                                            
                                                                                                                                  
Boo1897           Boothroyd, S.L.                      AJ 18, 75, 1897                                                            
Boo1898    BOO2   Boothroyd, S.L.                      AN 146, 225, 1898                                                          
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Boo1900a   BOO2   Boothroyd, S.L.                      AJ 20, 173, 1900                                                           
Boo1900b   BOO2   Boothroyd, S.L.                      AJ 21, 41, 1900                                                            
Boo1900c          Boothroyd, S.L.                      AN 152, 73, #3629, 1900                                                    
Boo1901    BOO2   Boothroyd, S.L.                      AJ 22, 1, 1901                                                             
Boo1906A          Boothroyd, S.L.                      cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
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Bor1882           Borgen, C.                           Pub. K. Univ. Sternwarte Leipzig, Heft 1, 113, 1882                        
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Bos1908    BOS0   Bosler, J.                           Bull. Astronomique 25, 18, 1908                                            
Bos1922A          Bosler, J.                           cited by Rabe (AN 216, 49, 1922)                                           
                                                                                                                                  
Bot1958    BOT8   Bottger, G. von                      AN 284, 177, 1958                                                          
Bot1962    BOT8   Bottger, G. von                      Potsdam Obs. 30, Pt.4, 1962                                                
Bot1965    BOT8   Bottger, G. von                      AN 288, 203, 1965                                                          
Bot1967    BOT8   Bottger, G. von                      AN 290, 71, 1967                                                           
                                                                                                                                  
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Bow1896    BOW0   Bowyer, W.M.                         Greenwich Observations, 1896                                               
Bow1897    BOW0   Bowyer, W.M.                         Greenwich Observations, 1897                                               
Bow1898    BOW0   Bowyer, W.M.                         Greenwich Observations, 1898                                               
Bow1899    BOW0   Bowyer, W.M.                         Greenwich Observations, 1899                                               
Bow1900    BOW0   Bowyer, W.M.                         Greenwich Observations, 1900                                               
Bow1901    BOW0   Bowyer, W.M.                         Greenwich Observations, 1901                                               
Bow1902    BOW1   Bowyer, W.M.                         Greenwich Observations, 1902                                               
Bow1902b          Bowyer, W.M.                         MNRAS 62, 383, 1902 (data also in Greenwich Observations, 1901)            
Bow1903a   BOW1   Bowyer, W.M.                         Greenwich Observations, 1903                                               
Bow1903b          Bowyer, W.M.                         MNRAS 63, 334, 1903                                                        
Bow1903c          Bowyer, W.M.                         MNRAS 63, 403, 1903 (data also in Greenwich Observations, 1902)            
Bow1904a   BOW1   Bowyer, W.M.                         Greenwich Observations, 1904                                               
Bow1905    BOW1   Bowyer, W.M.                         Greenwich Observations, 1905                                               
Bow1906a   BOW1   Bowyer, W.M.                         Greenwich Observations, 1906                                               
Bow1906B          Bowyer, W.M.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Bow1906c          Bowyer, W.M. & Furner, H.H.          MNRAS 66, 423, 1906                                                        
Bow1907    BOW1   Bowyer, W.M.                         Greenwich Observations, 1907                                               
Bow1908    BOW1   Bowyer, W.M.                         Greenwich Observations, 1908                                               
Bow1909    BOW1   Bowyer, W.M.                         Greenwich Observations, 1909                                               
Bow1921    BOW5   Bowyer, W.M.                         Greenwich Cat. of Double Stars, 1921                                       
Bow1932A   BOW9   Bowyer, W.M.                         cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Boy2003           Bouy, H. et al.                      AJ 126, 1526, 2003                                                         
Boy2004           Bouy, H. et al.                      A&A 423, 341, 2004                                                         
Boy2004b          Bouy, H. et al.                      A&A 424, 213, 2004                                                         
Boy2005           Bouy, H. et al.                      AJ 129, 511, 2005                                                          
Boy2006           Bouy, H. et al.                      A&A 451, 177, 2006                                                         
                                                                                                                                  
Br_1956    BR 8   Bru, P.                              Ann. Strasbourg Obs. 5, 47, 1956                                           
Br_1961    BR 8   Bru, P.                              Ann. Strasbourg Obs. 6, 17, 1961                                           
                                                                                                                                  
Bra2001a   BRA0   Brasher, M.                          Double Star Observer, 7, #3, 2001                                          
Bra2001b   BRA0   Brasher, M.                          Double Star Observer, 7, #4, 2001                                          
                                                                                                                                  
Brb1996    BRB0   Barbieri et al.                      A&A 315, 418, 1996                                                         
                                                                                                                                  
Brc1998    BRC0   Briceno, C. et al.                   ApJ 115, 2074, 1998                                                        
                                                                                                                                  
Brd        BRD    Bird, F.                             (from additional DD list)                                                  
                                                                                                                                  
Bre1897    BRE0   Brenner, L.                          AN 143, 213, 1897                                                          
                                                                                                                                  
BrF1916    BRF2   Brown, F.L.                          AJ 30, 51, 1916                                                            
BrF1927    BRF2   Brown, F.L.                          AJ 37, 120, 1927                                                           
                                                                                                                                  
BrG1974           Breakiron, L.A. & Gatewood, G.       PASP 86, 448, 1974                                                         
BrG1975    BRG0   Breakiron, L.A. & Gatewood, G.       AJ 80, 318, 1975                                                           
                                                                                                                                  
Brh1994    BRH0   Barth, W, Weigelt, G, Zinnecker. H.  A&A 291, 500, 1994                                                         
                                                                                                                                  
BrJ1862           Breen, J.                            MNRAS 22, 158, 1862                                                        
                                                                                                                                  
Brk1967           Barker, E., Evans, D., & Laing, J.   R. Obs. Bull. #130, 1967                                                   
                                                                                                                                  
BRL2005           Brandham, R.L., Jr.                  ApJ 622, 613, 2005                                                         
                                                                                                                                  
BrM1892           Brendel, M.                          Beob. K. Sternw. Berlin, 6, 37, 1892                                       
                                                                                                                                  
Brn1870    BRN0   Brunnow, F.                          Publ. Dunsink Obs. 1, 46, 1870                                             
Brn1879           Brunnow, F.                          Publ. Dunsink Obs. 3, 71, 1879                                             
                                                                                                                                  
Bro1947    BRO5   Browne, W.M.                         Publ. USNO 15, 73, 1947                                                    
                                                                                                                                  
Brr1996    BRR0   Brandner, W. et al.                  A&A 307, 121, 1996                                                         
Brr2004           Brandner, W. et al.                  A&A 428, 205, 2004                                                         
Brr2006           Brandner, W.                         HST public archive data cited by Gelino et al. (PASP 118, 611, 2006)       
                                                                                                                                  
Brs1896           Brown, S.J.                          AJ 17, 46, 1896                                                            
Brs1900           Brown, S.J.                          AN 152, 179, #3636, 1900                                                   
Brs1900b          Brown, S.J.                          AN 152, 329, #3645, 1900                                                   
Brs1911    BRS2   Brown, S.J.                          Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
Brt1926a   BRT5   Barton, S.G.                         AJ 36, 155, 1926                                                           
Brt1926b   BRT3   Barton, S.G.                         AJ 37, 57, 1926                                                            
Brt1928    BRT3   Barton, S.G.                         AJ 38, 168, 1928                                                           
Brt1929a   BRT4   Barton, S.G.                         AN 235, 425, 1929                                                          
Brt1929b   BRT2   Barton, S.G.                         AJ 39, 93, 1929                                                            
Brt1929c   BRT6   Barton, S.G.                         AJ 39, 120, 1929                                                           
Brt1930    BRT5   Barton, S.G.                         AJ 40, 181, 1930                                                           
Brt1931    BRT4   Barton, S.G.                         AJ 41, 35, 1931                                                            
Brt1932a   BRT3   Barton, S.G.                         AJ 42, 93, 1932                                                            
Brt1932b   BRT2   Barton, S.G.                         Publ. Univ. Penn. 5, Pt.1, Sec.2, 1932                                     
Brt1932C   BRT9   Barton, S.G.                         cited in ADS (Aitken Double Star Cat.), 1932                               
Brt1933    BRT4   Barton, S.G.                         AN 250, 49, 1933                                                           
Brt1934    BRT3   Barton, S.G.                         AJ 43, 119, 1934                                                           
Brt1935a   BRT3   Barton, S.G.                         AJ 44, 105, 1935                                                           
Brt1935b   BRT3   Barton, S.G.                         AN 256, 357, 1935                                                          
Brt1936a   BRT0   Barton, S.G.                         AJ 45, 33, 1936                                                            
Brt1936b   BRT3   Barton, S.G.                         AJ 45, 99, 1936                                                            
Brt1937a   BRT0   Barton, S.G.                         AN 263, 347, 1937                                                          
Brt1937b   BRT0   Barton, S.G.                         AN 263, 383, 1937                                                          
Brt1938    BRT3   Barton, S.G.                         AJ 47, 133, 1938                                                           
Brt1939a   BRT2   Barton, S.G.                         Publ. Univ. Penn. 5, Pt.2, Sec.2, 1939                                     
Brt1939b   BRT3   Barton, S.G.                         AJ 48, 145, 1939                                                           
Brt1942    BRT3   Barton, S.G.                         AJ 50, 11, 1942                                                            
Brt1947    BRT4   Barton, S.G.                         AJ 52, 178, 1947                                                           
Brt1949    BRT8   Barton, S.G.                         Publ. Univ. Penn. 7, Pt.1, Sec.1, 1949                                     
Brt1950    BRT2   Barton, S.G.                         AJ 55, 218, 1950                                                           
Brt1957    BRT8   Barton, S.G.                         Publ. Univ. Penn. 7, Pt.3, 15, 1957                                        
Brt9999    BRT9   Barton, S.G.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bru1928    BRU5   ten Bruggencate, P.                  Ann. Bosscha Obs. Lembang 1, Pt.4, 1928                                    
                                                                                                                                  
Brw1948    BRW7   Bruwer, J.A.                         Union Obs. Circ. 5, 193, 1948                                              
Brw1951           Bruwer, J.A.                         Union Obs. Circ. 6, 12, 1951                                               
                                                                                                                                  
Bry1897    BRY0   Bryant, W.W.                         Greenwich Observations, 1897                                               
Bry1898    BRY0   Bryant, W.W.                         Greenwich Observations, 1898                                               
Bry1899    BRY0   Bryant, W.W.                         Greenwich Observations, 1899                                               
Bry1900    BRY0   Bryant, W.W.                         Greenwich Observations, 1900                                               
Bry1901    BRY0   Bryant, W.W.                         Greenwich Observations, 1901                                               
Bry1902    BRY1   Bryant, W.W.                         Greenwich Observations, 1902                                               
Bry1902b          Bryant, W.W.                         MNRAS 62, 383, 1902 (data also in Greenwich Observations, 1901)            
Bry1903    BRY1   Bryant, W.W.                         Greenwich Observations, 1903                                               
Bry1903b          Bryant, W.W.                         MNRAS 63, 403, 1903 (data also in Greenwich Observations, 1902)            
Bry1906    BRY1   Bryant, W.W.                         Greenwich Observations, 1906                                               
Bry1906B          Bryant, W.W.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Bry1907    BRY1   Bryant, W.W.                         Greenwich Observations, 1907                                               
Bry1908    BRY1   Bryant, W.W.                         Greenwich Observations, 1908                                               
Bry1909    BRY1   Bryant, W.W.                         Greenwich Observations, 1909                                               
Bry1914A          Bryant, W.W.                         cited by Rabe (AN 198, 107, 1914)                                          
Bry1920    BRY5   Bryant, W.W.                         Greenwich Observations, F1, 1920                                           
Bry1921    BRY5   Bryant, W.W.                         Greenwich Cat. of Double Stars, 1921                                       
Bry1925    BRY5   Bryant, W.W.                         Greenwich Observations, C5, 1925                                           
Bry1927    BRY5   Bryant, W.W.                         Greenwich Observations, B1, 1927                                           
Bry1930    BRY5   Bryant, W.W.                         Greenwich Observations, B1, 1930                                           
Bry1934    BRY6   Bryant, W.W.                         Greenwich Observations, B1, 1934                                           
Bry1935    BRY7   Bryant, W.W.                         Greenwich Observations, B1, 1935                                           
                                                                                                                                  
Brz1961           Bretz, M.C.                          ApJ 133, 139, 1961                                                         
                                                                                                                                  
BsO9999    BSO9   Brisbane Obs.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bsp1961           Bespalov, A.V.                       Trudy gos. astr. Inst. Sternberg 30, 99, 1961                              
Bsp1962           Bespalov, A.V.                       Astr. Zu. 39, 1134, 1962                                                   
                                                                                                                                  
Bst1979    BST0   Bastian, U. & Mundt, R.              A&AS 36, 57-60, 1979                                                       
                                                                                                                                  
Bte1982           Batten, A.H. et al.                  PASP 94, 860, 1982                                                         
Bte1986           Batten, A.H. & Fletcher, J.M.        PASP 98, 647, 1986                                                         
                                                                                                                                  
Bth1975a          Bartholdi, P.                        AJ 80, 445, 1975                                                           
Bth1975b          Bartholdi, P. et al.                 AJ 80, 449, 1975                                                           
                                                                                                                                  
Btn1929a   BTN5   Burton, H.E.                         AJ 39, 72, 1929                                                            
Btn1929b   BTN5   Burton, H.E.                         Publ. USNO 12, 235, 1929                                                   
Btn1947    BTN5   Burton, H.E.                         Publ. USNO 15, 73, 1947                                                    
                                                                                                                                  
Bto1873    BTO0   Burton, C.E.                         MNRAS 34, 125, 1873                                                        
Bto1937A          Burton, C.E.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Btt1911    BTT0   Beattie, E.H.                        J. British Astron. Assoc. 22, 149, 1911                                    
Btt1914    BTT2   Beattie, E.H.                        J. British Astron. Assoc. 25, 143, 241, 1914/15                            
Btt1927A          Beattie, E.H.                        cited in SDS (Southern Double Star Catalog), 1927                          
Btt9999    BTT9   Beattie, E.H.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Btz1920    BTZ0   Bernewitz, E. & Pavel, F.            AN 211, 13, 1920                                                           
Btz1962    BTZ0   Bernewitz, E.                        Publ. Berlin Babelsberg Obs. 14, Pt.1, 1962                                
Btz1963    BTZ0   Bernewitz, E.                        Publ. Berlin Babelsberg Obs. 14, Pt.3, 1963                                
                                                                                                                                  
Bu_1873a          Burnham, S.W.                        MNRAS 33, 351, 1873                                                        
Bu_1873b          Burnham, S.W.                        MNRAS 33, 437, 1873                                                        
Bu_1873c          Burnham, S.W.                        MNRAS 33, 567, 1873                                                        
Bu_1873d          Burnham, S.W.                        MNRAS 34, 59, 1873                                                         
Bu_1874a   BU 0   Burnham, S.W.                        MNRAS 34, 382, 1874                                                        
Bu_1874b   BU 0   Burnham, S.W.                        MNRAS 35, 31, 1874                                                         
Bu_1874c          Burnham, S.W.                        MNRAS 34, 370, 1874                                                        
Bu_1874d          Burnham, S.W.                        MNRAS 34, 393, 1874                                                        
Bu_1874e          Burnham, S.W.                        MNRAS 35, 28, 1874                                                         
Bu_1875    BU 0   Burnham, S.W.                        AN 86, 337, 1875                                                           
Bu_1876    BU 0   Burnham, S.W.                        AN 88, 225, 1876                                                           
Bu_1876b          Burnham, S.W.                        MNRAS 36, 99, 1876                                                         
Bu_1876c          Burnham, S.W.                        MNRAS 36, 331, 1876 (no new data)                                          
Bu_1877    BU 0   Burnham, S.W.                        MNRAS 38, 78, 1877                                                         
Bu_1878a          Burnham, S.W.                        MNRAS 38, 408, 1878                                                        
Bu_1878b          Burnham, S.W.                        MNRAS 38, 476, 1878                                                        
Bu_1878c          Burnham, S.W.                        MNRAS 38, 478, 1878                                                        
Bu_1879    BU 1   Burnham, S.W.                        MemRAS 44, 141, 1879                                                       
Bu_1879B          Burnham, S.W.                        cited by Gledhill (Obs 3, 20, 1879)                                        
Bu_1879C          Burnham, S.W.                        cited by Gledhill (Obs 3, 142, 1879)                                       
Bu_1879d          Burnham, S.W.                        Obs 3, 92, 1879                                                            
Bu_1879e          Burnham, S.W.                        MNRAS 40, 99, 1879                                                         
Bu_1880A          Burnham, S.W.                        cited by Gledhill (Obs 3, 508, 1880)                                       
Bu_1880C          Burnham, S.W.                        cited by Gledhill (Obs 3, 314, 1880)                                       
Bu_1880D          Burnham, S.W.                        cited by Gledhill (Obs 3, 352, 1880)                                       
Bu_1880e          Burnham, S.W.                        Obs 3, 408, 1880                                                           
Bu_1880f          Burnham, S.W.                        MNRAS 40, 497, 1880                                                        
Bu_1880g          Burnham, S.W.                        MNRAS 41, 33, 1880                                                         
Bu_1881           Burnham, S.W.                        cited by Gledhill (Obs 4, 19, 1881)                                        
Bu_1882    BU 1   Burnham, S.W.                        Publ. Washburn Obs. 1, 1882                                                
Bu_1883    BU 1   Burnham, S.W.                        MemRAS 47, 167, 1883  (= BU 28)                                            
Bu_1887    BU 1   Burnham, S.W.                        Publ. Lick Obs. 1, 24,45, 1887                                             
Bu_1891a          Burnham, S.W.                        Sidereal Messenger 10, 273, 1891                                           
Bu_1891b          Burnham, S.W.                        Observatory 14, 363, 1891                                                  
Bu_1893a   BU 1   Burnham, S.W.                        AN 131, 329, 1893 (most measures reprinted in Publ. Lick Obs. 2, 1894)     
Bu_1893b          Burnham, S.W.                        MNRAS 53, 478, 1893                                                        
Bu_1893c          Burnham, S.W.                        MNRAS 54, 119, 1893                                                        
Bu_1893d          Burnham, S.W.                        A&A 12, 494, 1893                                                          
Bu_1893e          Burnham, S.W.                        A&A 12, 585, 1893                                                          
Bu_1894    BU 2   Burnham, S.W.                        Publ. Lick Obs. 2, 1894                                                    
                                                       (includes most of the measures from AN 131, 329, 1893)                     
Bu_1898           Burnham, S.W.                        MNRAS 58, 59, 1898                                                         
Bu_1900    BU 2   Burnham, S.W.                        Publ. Yerkes Obs. 1, 1, 1900                                               
Bu_1903    BU 3   Burnham, S.W.                        Publ. Yerkes Obs. 2, 1, 1903                                               
Bu_1906    BU 9   Burnham, S.W.                        Burnham Double Star Cat., 1906                                             
Bu_1906B          Burnham, S.W.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Bu_1910    BU 4   Burnham, S.W.                        Journal Astronomique #11, 1910                                             
Bu_1911    BU 6   Burnham, S.W.                        MNRAS 72, 156, 1911                                                        
Bu_1913    BU 3   Burnham, S.W.                        Carnegie Inst. Wash. #168, 1913                                            
Bu_1918    BU 3   Burnham, S.W.                        AJ 31, 141, 1918                                                           
Bu_1927A          Burnham, S.W.                        cited in SDS (Southern Double Star Cat.), 1927                             
Bu_1932A   BU 9   Burnham, S.W.                        cited in ADS (Aitken Double Star Cat.), 1932                               
Bu_1963A   BU 9   Burnham, S.W.                        cited in IDS (Lick Index Cat.), 1963                                       
Bu_9999    BU 9   Burnham, S.W.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Buc1928           Buchar, E.                           Prague Inst. Astron. 2, 9, 1928                                            
Buc1929    BUC5   Buchar, E.                           Prague Inst. Astron. 1, #10, 1929                                          
                                                                                                                                  
Bug2000           Burgasser, A.J. et al.               ApJ 531, L57, 2000                                                         
Bug2003           Burgasser, A.J. et al.               ApJ 586, 512, 2003                                                         
                                                                                                                                  
Buh1868           Bruhns, Th.                          AN 71, 253, #1696, 1868                                                    
                                                                                                                                  
Bun1937A          Bruns, H.                            cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
BuP        BUP    Burnham p.m. stars                   (from additional DD list)                                                  
                                                                                                                                  
Bur2003           Burling, W.J.                        Double Star Observer, 9, #5, 2003                                          
Bur2005           Burling, W.J.                        JDSO 1, 92, 2005                                                           
                                                                                                                                  
Bvd2003           Benavides, R.                        OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Bwn9999    BWN9   Baldwin                              Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Bwr1920    BWR0   Bower, E.C.                          AJ 32, 149, 1920                                                           
                                                                                                                                  
Bvr1971           Beavers, W.I. & Eitter, J.J.         AJ 76, 1131, 1971                                                          
Bvr1974           Eitter, J.J. & Beavers, W.I.         ApJS 28, 405, 1974                                                         
Bvr1977           Eitter, J.J. & Beavers, W.I.         ApJS 34, 493, 1977                                                         
Bvr1979a          Beavers, W.I. & Eitter, J.J.         ApJL 228, 111, 1979                                                        
Bvr1979b          Eitter, J.J. & Beavers, W.I.         ApJS 40, 475, 1979                                                         
Bvr1983           Beavers, W.I. & Salzer, J.J.         PASP 95, 79, 1983                                                          
Bvr1985           Beavers, W.I. & Salzer, J.J.         PASP 97, 355, 1985                                                         
                                                                                                                                  
Bye1891           Byers, L.M.                          Proc. Haverford Col. Obs. 1, 28, 1891                                      
                                                                                                                                  
ByS1900    BYS2   Bailey, S.I.                         Harvard Ann. 32, Pt.2, 296, 1900                                           
ByS1908    BYS2   Bailey, S.I.                         Harvard Ann. 60, 195, 1908                                                 
                                                                                                                                  
ByW1859    BYW2   Bailey, W.                           Cape Obs. Results 1859                                                     
                                                                                                                                  
BzF1957    BZF0   Baize, F.                            J. Obs. 40, 166, 1957                                                      
BzF1964    BZF0   Baize, F.                            J. Obs. 47, 1, 1964                                                        
                                                                                                                                  
Cad1912    CAD0   LeCadet, G.                          Travaux Lyon Obs. 4, 193, 1912                                             
                                                                                                                                  
Cai2003           Cairol, J.                           OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Cal1910    CAL0   Callisen                             AN 185, 321, 1910                                                          
                                                                                                                                  
Cam1949a   CAM5   Camichel, H.                         J. Obs. 32, 94, 1949                                                       
Cam1949b   CAM5   Camichel, H.                         J. Obs. 32, 77, 1949                                                       
Cam1956    CAM8   Camichel, H.                         J. Obs. 39, 193, 1956                                                      
                                                                                                                                  
Car1998    CAR0   Carbillet, M. et al.                 A&A 314, 112, 1996 (see also A&A 329, 1172, 1998)                          
                                                                                                                                  
Cas1882a          Casey, T.L.                          AN 101, 239, 1882                                                          
Cas1882b          Casey, T.L.                          AN 101, 271, 1882                                                          
Cas1882c          Casey, T.L.                          AN 101, 331, 1882                                                          
Cas1882d          Casey, T.L.                          AN 102, 221, 1882                                                          
                                                                                                                                  
Caz1992           Cazeneuve                            Obs. et Travaux 31, 36, 1992                                               
                                                                                                                                  
CdC        CDC    Carte du Ciel (Astrographic Catalog) (see also ref codes ACG, VAT, WFC)                                         
CdC1913A          AC - Catania                         cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
CdC1913B          AC - Greenwich                       cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
CdC1913C          AC - Helsingfors (Donner)            cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
CdC1913D          AC - Oxford                          cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
                                                                                                                                  
Cdy1961    CDY8   Candy, M.P.                          R. Obs. Bull. Ser.E, #38, 1961                                             
Cdy1964    CDY8   Candy, M.P.                          R. Obs. Bull. #88, 1964                                                    
Cdy1979    CDY8   Candy, M.P.                          R. Obs. Bull. #184, 1979                                                   
                                                                                                                                  
Cel1887a          Celoria, G.                          AN 117, 379, #2808, 1887                                                   
Cel1887b          Celoria, G.                          AN 118, 251, #2824, 1887                                                   
Cel1888           Celoria, G.                          AN 119, 163, #2843, 1888                                                   
Cel1889           Celoria, G.                          AN 121, 377, #2905, 1889                                                   
Cel1890           Celoria, G.                          AN 123, 329, #2949, 1890                                                   
Cel1923    CEL5   Celoria, G.                          Publ. Obs. Brera Milan #59, 1923                                           
                                                                                                                                  
Ces1953    CES8   Cester, B.                           Trieste Obs. #254, 1953                                                    
Ces1954    CES8   Cester, B.                           Trieste Obs. #261, 1954                                                    
Ces1962a          Cester, B.                           Mem. Soc. Astron. Ital. 33, 177, 1962                                      
Ces1962b          Cester, B.                           Mem. Soc. Astron. Ital. 33, 331, 1962                                      
Ces1963           Cester, B.                           Mem. Soc. Astron. Ital. 34, 51, 1963                                       
Ces1964a          Cester, B.                           Mem. Soc. Astron. Ital. 35, 337, 1964                                      
Ces1964b          Cester, B.                           Mem. Soc. Astron. Ital. 35, 345, 1964                                      
Ces1990           Cester, B.                           Inf. Circ. 110, 1990                                                       
Ces1991           Cester, B.                           Inf. Circ. 113, 1991                                                       
                                                                                                                                  
CGA1927A          Cat. Gen. Argentina 1875             cited in SDS (Southern Double Star Cat.), 1927                             
CGA9999    CGA9   Cat. Gen. Argentina 1875             Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Cha1925a   CHA0   Chandon, E.                          J. Obs. 8, 93, 1925                                                        
Cha1925b   CHA0   Chandon, E.                          J. Obs. 8, 159, 1925                                                       
Cha1925c   CHA0   Chandon, E.                          J. Obs. 8, 186, 1925                                                       
Cha1926a   CHA0   Chandon, E.                          J. Obs. 9, 13, 1926                                                        
Cha1926b   CHA0   Chandon, E.                          J. Obs. 9, 43, 1926                                                        
Cha1926c   CHA0   Chandon, E.                          J. Obs. 9, 55, 1926                                                        
Cha1932A          Chandon, E.                          cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Chc1862           Chacornac, J.                        AN 57, 175, #1355, 1862                                                    
                                                                                                                                  
Chd1992           Chandresekhar, T. et al.             J. Ap&A 13, 195, 1992                                                      
                                                                                                                                  
Che1908    CHE0   Chevalier, P.S.                      Shanghai Obs. Zo-Se  4, 60, 1908                                           
Che1909    CHE0   Chevalier, P.S.                      Shanghai Obs. Zo-Se  5, 86, 1909                                           
Che1910    CHE0   Chevalier, P.S.                      Shanghai Obs. Zo-Se  6, 05, 1910                                           
Che1911    CHE0   Chevalier, P.S.                      Shanghai Obs. Zo-Se  7, B2, 1911                                           
Che1932A   CHE9   Chevalier, P.S.                      cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Chg1972    CHG0   Chang, K.                            AJ 77, 759, 1972                                                           
                                                                                                                                  
Chi1988    ZNN0   Chelli, A. et al.                    A&A 207, 46, 1988                                                          
Chi1995           Chelli, A. et al.                    A&AS 114, 135, 1995                                                        
                                                                                                                                  
Chl1844A          Challis, J.                          cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
Chl1880A          Challis, J.                          cited by Burnham (MNRAS 40, 497, 1880)                                     
Chl1906A          Challis, J.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Chl1908    CHL0   Challis, J.                          Cambridge Obs. 24, Pt.1, 1908                                              
                                                                                                                                  
Chm2004           Chaname, J. & Gould, A.              ApJ 601, 289, 2004                                                         
                                                                                                                                  
Chn1979    CHN0   Cohen, M. & Kuhi, L.V.               ApJS 41, 743-843, 1979                                                     
                                                                                                                                  
Cho1894    CHO0   Chofardet, P.                        Besancon Obs. Bull. Astron. #9, 1894                                       
Cho1906A          Chofardet, P.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Chp1914A          Chapman                              cited by Rabe (AN 198, 107, 1914)                                          
Chp1921    CHP5   Chapman, S.                          R. Obs. Greenwich, Cat. Double Stars, 1921                                 
                                                                                                                                  
CHR               Center for High Ang. Res. Astronomy  see papers by Hartkopf, Mason, McAlister, etc.                             
                                                                                                                                  
ChT1926    CHT0   Tsai Chang Tche                      AJ 37, 47, 1926                                                            
                                                                                                                                  
Chu1954           Churms, J.                           Union Obs. Circ. 6, 232, 1954                                              
Chu1956    CHU8   Churms, J.                           Union Obs. Circ. 6, 264, 1956                                              
Chu1958    CHU8   Churms, J.                           Union Obs. Circ. 6, 298, 1958                                              
Chu1965           Churms, J.                           Thesis, Univ. Witwatersrand, 1965                                          
Chu1974           Nather, R.E. et al.                  PASP 86, 116, 1974                                                         
                                                                                                                                  
Chv1918    CHV2   Chaves, A.J.                         Publ. La Plata Obs. 4, Pt.1, 1918                                          
                                                                                                                                  
ChZ1982    CHZ0   Chu Zhong-yuan                       Ann. Shanghai Obs. 4, 67, 1982                                             
ChZ1985    CHZ0   Chu Zhong-yuan                       Ann. Shanghai Obs. 7, 183, 1985                                            
                                                                                                                                  
Cia1999           Ciardullo, R. et al.                 AJ 118, 488, 1999                                                          
                                                                                                                                  
Cin1880A          Cincinnati Obs.                      cited by Gledhill (Obs 3, 447, 1880)                                       
Cin1906A          Cincinnati Obs.                      cited by Lewis (MemRAS 56, 1, 1906)                                        
Cin1906B          Cincinnati Obs.                      cited in BDS (Burnham Double Star Cat., 1906)                              
Cin1937A          Cincinnati Obs.                      cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
CJW1978           Christy, J.W.                        AJ 83, 1225, 1978                                                          
                                                                                                                                  
Cla1941           Colacevich, A.                       Oss. e Mem. Arcetri, No.59, 1941                                           
                                                                                                                                  
Clb1885           Colbert                              Dearborn Report, 1885                                                      
                                                                                                                                  
Cld1895    CLD0   Callandreau, O.                      Bull. Astronomique 12, 522, 1895                                           
Cld1906A          Callendreau, O.                      cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Cll2003           Comellas, J.L.                       OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Clo2002a   CLO0   Close, L.M. et al.                   ApJ 566, 1095, 2002                                                        
Clo2002b   CLO0   Close, L.M. et al.                   ApJ 567, L53, 2002                                                         
Clo2003           Close, L.M. et al.                   ApJ 587, 407, 2003                                                         
Clo2003b          Close, L.M. et al.                   ApJ 599, 537, 2003                                                         
                                                                                                                                  
Cls1891    CLS5   Collins, W.H.                        Proc. Haverford Col. Obs. 1, 28, 1891                                      
Cls1892a   CLS0   Collins, W.H.                        Proc. Haverford Col. Obs. 2, 12, 1892 (also AJ 12, 105, 1892)              
Cls1892b          Collins, W.H.                        Proc. Haverford Col. Obs. 2, 25, 1892                                      
Cls1894    CLS5   Collins, W.H.                        AJ 13, 199, 1894                                                           
Cls1896    CLS0   Collins, W.H.                        AJ 16, 141, 1896                                                           
Cls1906A          Collins, W.H.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Clu1958    CLU5   Clouet, B.                           J. Obs. 41, 31, 1958                                                       
                                                                                                                                  
Cly1908    CLY2   Clymer, W.B.                         Harvard Ann. 60, 195, 1908                                                 
                                                                                                                                  
Cmn2000           Comeron,F., Neuhauser,R., & Kaas,A.  A&A 359, 269, 2000                                                         
                                                                                                                                  
Cog1896    COG6   Cogshall, W.A.                       AJ 16, 211, 1896                                                           
Cog1897a          Cogshall, W.A.                       AJ 17, 1, 1897                                                             
Cog1897b          Cogshall, W.A.                       AJ 17, 93, 1897                                                            
Cog1897    COG0   Cogshall, W.A.                       AJ 17, 180, 1897                                                           
Cog1897d          Cogshall, W.A.                       AN 143, 59, #3412, 1897                                                    
Cog1897e          Cogshall, W.A.                       AN 144, 359, #3455, 1897                                                   
Cog1897f          Cogshall, W.A.                       MNRAS 57, 398, 1897 (data also in AN 146, 225, 1898)                       
Cog1897g          Cogshall, W.A.                       MNRAS 58, 15, 1897                                                         
Cog1897h          Cogshall, W.A.                       MNRAS 57, 577, 1897                                                        
Cog1897i          Cogshall, W.A.                       AN 144, 413, 1897                                                          
Cog1898a   COG5   Cogshall, W.A.                       AJ 18, 181, 1898                                                           
Cog1898b   COG5   Cogshall, W.A.                       AN 146, 225, 1898                                                          
Cog1900a   COG5   Cogshall, W.A.                       AJ 20, 173, 1900                                                           
Cog1900b   COG5   Cogshall, W.A.                       AJ 21, 41, 1900                                                            
Cog1901    COG6   Cogshall, W.A.                       AJ 22, 1, 1901                                                             
Cog1903           Cogshall, W.A.                       AJ 23, 167, 1903                                                           
Cog1904    COG6   Cogshall, W.A.                       AJ 24, 15, 1904                                                            
Cog1905    COG1   Cogshall, W.A.                       AN 168, 213, 1905 (see also MNRAS 58, 385, 1898)                           
Cog1906A          Cogshall, W.A.                       cited in BDS (Burnham Double Star Cat.), 1906                              
Cog1932A   COG9   Cogshall, W.A.                       cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Coh1894    COH0   Cohn, F.                             AN 135, 423, 1894                                                          
Coh1906A          Cohn, F.                             cited by Lewis (MemRAS 56, 1, 1906)                                        
Coh1910    COH0   Cohn, F.                             AN 184, 167, 1910                                                          
Coh1911    COH5   Cohn, F.                             Beob. Sternw. Koenigsberg 43, 31, 1911                                     
                                                                                                                                  
Coi1882           Coit, J.B.                           MNRAS 42, 359, 1882                                                        
                                                                                                                                  
Col1896    COL0   Coleman, W.                          MemRAS 53, 13, 1896                                                        
Col1904    COL0   Coleman, W.                          MemRAS 54, 65, 1904                                                        
Col1906A          Coleman, W.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Com1890    COM2   Comstock, G.C.                       Publ. Washburn Obs. 6, Pt.2, 1890                                          
Com1896a   COM2   Comstock, G.C.                       Publ. Washburn Obs. 10, Pt.1, 1896                                         
Com1896B          Comstock, G.C.                       cited by See (Evolution of Stellar Systems, v1, 1896)                      
Com1901           Comstock, G.C.                       AJ 21, 182, 1901                                                           
Com1902           Comstock, G.C.                       AJ 22, 65, 1902                                                            
Com1906    COM2   Comstock, G.C.                       Publ. Washburn Obs. 10, Pt.3, 1906                                         
Com1906B          Comstock, G.C.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
Com1908    COM3   Comstock, G.C.                       Publ. Washburn Obs. 12, Pt.1, 1908                                         
Com1918a          Comstock, G.C.                       AJ 31, 33, 1918                                                            
Com1918b          Comstock, G.C.                       AJ 31, 107, 1918                                                           
Com1921a   COM2   Comstock, G.C.                       Publ. Washburn Obs. 10, Pt.4, 1921                                         
Com1921b          Comstock, G.C.                       AJ 33, 139, 1921                                                           
Com1921c          Comstock, G.C.                       AJ 33, 163, 1921                                                           
Com1929    COM5   Comstock, G.C.                       Publ. Washburn Obs. 14, Pt.1, 1929                                         
                                                                                                                                  
CoO1927A          Cordoba Obs.                         cited in SDS (Southern Double Star Catalog), 1927                          
CoO9999    COO9   Cordoba Obs.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Cop1875A          Copeland, R.                         cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Cop1886           Copeland, R.                         Obs. 9, 304, 1886                                                          
Cop1896A          Copeland, R.                         cited by See (Evolution of Stellar Systems, v1, 1896)                      
Cop1897A          Copeland, R.                         cited by See (AN 144, 413, 1897)                                           
Cop1937A          Copeland, R.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Cor2000    COR0   Correia, S. & Richichi, A.           A&AS 141, 301, 2000                                                        
                                                                                                                                  
Cos1899    COS5   Cosserat, E.                         Ann. Toulouse Obs. 3, 75, 1899                                             
                                                                                                                                  
Cot2002           Costado                              Inf. Circ. 147, 2002                                                       
                                                                                                                                  
Cou1952a   COU8   Couteau, P.                          J. Obs. 35, 101, 1952                                                      
Cou1952b   COU8   Couteau, P.                          J. Obs. 35, 181, 1952                                                      
Cou1953a   COU8   Couteau, P.                          J. Obs. 36, 37, 1953                                                       
Cou1953b          Couteau, P.                          J. Obs. 36, 44, 1953                                                       
Cou1953c   COU4   Couteau, P.                          J. Obs. 36, 46, 1953                                                       
Cou1953d   COU8   Couteau, P.                          J. Obs. 36, 131, 1953                                                      
Cou1953e   COU8   Couteau, P.                          J. Obs. 37, 37, 1953                                                       
Cou1955a   COU8   Couteau, P.                          J. Obs. 38, 1, 1955                                                        
Cou1955b          Couteau, P.                          J. Obs. 38, 27, 1955                                                       
Cou1955c   COU8   Couteau, P.                          J. Obs. 38, 238, 1955                                                      
Cou1956    COU8   Couteau, P.                          J. Obs. 39, 137, 1956                                                      
Cou1957a   COU8   Couteau, P.                          J. Obs. 40, 113, 1957                                                      
Cou1957b          Couteau, P.                          J. Obs. 40, 126, 1957                                                      
Cou1958a   COU9   Couteau, P.                          J. Obs. 41, 1-14, 1958                                                     
Cou1958b          Couteau, P.                          J. Obs. 41, 15-19, 1958                                                    
Cou1958c   COU9   Couteau, P.                          J. Obs. 41, 81-90, 1958                                                    
Cou1958d          Couteau, P.                          J. Obs. 41, 91-96, 1958                                                    
Cou1959a   COU9   Couteau, P.                          J. Obs. 42, 17, 1959                                                       
Cou1959b          Couteau, P.                          J. Obs. 42, 30, 1959                                                       
Cou1960a   COU9   Couteau, P.                          J. Obs. 43, 1, 1960                                                        
Cou1960b          Couteau, P.                          Bull. Astron. Paris 23, 127, 1960                                          
Cou1960c          Couteau, P.                          J. Obs. 43, 13, 1960                                                       
Cou1961a   COU9   Couteau, P.                          J. Obs. 44, 41, 1961                                                       
Cou1961b          Couteau, P.                          J. Obs. 44, 54-60, 1961                                                    
Cou1961c          Couteau, P.                          Inf. Circ. 23, 1961                                                        
Cou1962a   COU4   Couteau, P.                          J. Obs. 45, 37, 1962                                                       
Cou1962b   COU4   Couteau, P.                          J. Obs. 45, 225, 1962                                                      
Cou1962c          Couteau, P.                          Bull. Astron. Paris 24, 15, 1962                                           
Cou1962d          Couteau, P.                          Inf. Circ. 26, 1962                                                        
Cou1963a   COU4   Couteau, P.                          J. Obs. 46, 155, 1963                                                      
Cou1963b          Couteau, P.                          J. Obs. 46, 172, 1963                                                      
Cou1963c          Couteau, P.                          Bull. Astron. Paris 24, 24, 1963                                           
Cou1964    COU4   Couteau, P.                          J. Obs. 47, 229, 1964                                                      
Cou1965a          Couteau, P.                          J. Obs. 48, 33, 1965                                                       
Cou1965b          Couteau, P.                          J. Obs. 48, 35, 1965                                                       
Cou1966a   COU4   Couteau, P.                          J. Obs. 49, 221, 1966                                                      
Cou1966b   COU0   Couteau, P.                          J. Obs. 49, 341, 1966                                                      
Cou1966c          Couteau, P.                          J. Obs. 49, 369, 1966                                                      
Cou1967a   COU0   Couteau, P.                          J. Obs. 50, 33-39, 1967                                                    
Cou1967b   COU0   Couteau, P.                          J. Obs. 50, 41-57, 1967                                                    
Cou1967c          Couteau, P.                          Inf. Circ. 42, 1967                                                        
Cou1968a   COU0   Couteau, P.                          J. Obs. 51, 31, 1968                                                       
Cou1968b   COU0   Couteau, P.                          J. Obs. 51, 337, 1968                                                      
Cou1970a   COU0   Couteau, P.                          A&AS 1, 105, 1970                                                          
Cou1970b   COU0   Couteau, P.                          A&AS 1, 419, 1970                                                          
Cou1970c   COU0   Couteau, P.                          A&AS 3, 51, 1970                                                           
Cou1971           Couteau, P. & Morel, P.J.            Inf. Circ. 53, 1971                                                        
Cou1972a   COU0   Couteau, P.                          A&AS 5, 167, 1972                                                          
Cou1972b          Couteau, P. & Morel, P.J.            A&AS 5, 175, 1972                                                          
Cou1972c          Couteau, P.                          A&AS 5, 181, 1972                                                          
Cou1972d   COU1   Couteau, P.                          A&AS 6, 177, 1972                                                          
Cou1972e   COU1   Couteau, P.                          A&AS 6, 185, 1972                                                          
Cou1972f   COU1   Couteau, P.                          A&AS 6, 419, 1972                                                          
Cou1973a   COU1   Couteau, P.                          A&AS 10, 273, 1973                                                         
Cou1973b          Couteau, P.                          A&AS 12, 127, 1973                                                         
Cou1973c   COU1   Couteau, P.                          A&AS 12, 137, 1973                                                         
Cou1973d          Couteau, P.                          Inf. Circ. 59, 1973                                                        
Cou1974a   COU1   Couteau, P.                          A&AS 15, 253, 1974                                                         
Cou1974b          Couteau, P.                          Inf. Circ. 62, 1974                                                        
Cou1975a   COU1   Couteau, P.                          A&AS 20, 379, 1975                                                         
Cou1975b   COU1   Couteau, P.                          A&AS 20, 391, 1975                                                         
Cou1975c          Couteau, P.                          A&AS 20, 411, 1975                                                         
Cou1976a   COU1   Couteau, P.                          A&AS 24, 495, 1976                                                         
Cou1976b   COU1   Couteau, P.                          A&AS 29, 249, 1976                                                         
Cou1976c          Couteau, P.                          Inf. Circ. 70, 1976                                                        
Cou1979a   COU2   Couteau, P.                          A&AS 35, 197, 1979                                                         
Cou1979b   COU2   Couteau, P.                          A&AS 36, 11, 1979                                                          
Cou1981a   COU2   Couteau, P.                          A&AS 43, 79, 1981                                                          
Cou1981b          Couteau. P.                          Inf. Circ. 83, 1981                                                        
Cou1982a   COU2   Couteau, P.                          A&AS 48, 443, 1982                                                         
Cou1982b   COU2   Couteau, P.                          A&AS 50, 49, 1982                                                          
Cou1982c          Couteau, P.                          Inf. Circ. 86, 1982                                                        
Cou1982d          Couteau, P. & Morel, P.J.            A&A 105, 323, 1982                                                         
Cou1983a   COU2   Couteau, P.                          A&AS 53, 441, 1983                                                         
Cou1983b          Couteau, P.                          Inf. Circ. 90, 1983                                                        
Cou1983c          Couteau, P.                          Inf. Circ. 91, 1983                                                        
Cou1984a   COU2   Couteau, P.                          PASP 96, 174, 1984                                                         
Cou1984b          Couteau, P.                          A&AS 57, 171, 1984                                                         
Cou1984c          Couteau, P.                          Inf. Circ. 92, 1984                                                        
Cou1984d          Couteau, P.                          Inf. Circ. 94, 1984                                                        
Cou1985a   COU2   Couteau, P.                          A&AS 60, 237, 1985                                                         
Cou1985b   COU2   Couteau, P.                          A&AS 60, 241, 1985                                                         
Cou1985c          Couteau, P.                          Inf. Circ. 95, 1985                                                        
Cou1985d          Couteau, P.                          Inf. Circ. 97, 1985                                                        
Cou1986a          Couteau, P.                          Inf. Circ. 98, 1986                                                        
Cou1986b          Couteau, P.                          A&AS 65, 505, 1986                                                         
Cou1987a   COU2   Couteau, P.                          A&AS 67, 13, 1987                                                          
Cou1987b   COU3   Couteau, P.                          A&AS 70, 193, 1987                                                         
Cou1987c          Couteau, P.                          A&AS 71, 569, 1987                                                         
Cou1987d          Couteau, P.                          Inf. Circ. 101, 1987                                                       
Cou1987e          Couteau, P.                          Inf. Circ. 102, 1987                                                       
Cou1988a   COU3   Couteau, P. (Couteau & Ling)         A&AS 73, 449, 1988                                                         
Cou1988b   COU3   Couteau, P.                          A&AS 75, 163, 1988                                                         
Cou1988c          Couteau, P.                          Inf. Circ. 104, 1988                                                       
Cou1988d          Couteau, P.                          Inf. Circ. 105, 1988                                                       
Cou1989a   COU3   Couteau, P. (Couteau et al.)         A&AS 78, 483, 1989                                                         
Cou1989b   COU3   Couteau, P.                          A&AS 79, 385, 1989                                                         
Cou1989c          Couteau, P.                          A&AS 80, 373, 1989                                                         
Cou1989d          Couteau, P.                          Inf. Circ. 107, 1989                                                       
Cou1989e          Couteau, P.                          Inf. Circ. 108, 1989                                                       
Cou1990a          Couteau, P.                          Inf. Circ. 111, 1990                                                       
Cou1990b          Couteau, P.                          Inf. Circ. 112, 1990                                                       
Cou1990c   COU3   Couteau, P.                          A&AS 83, 331, 1990                                                         
Cou1991a   COU3   Couteau, P. (Couteau & Ling)         A&AS 88, 497, 1991                                                         
Cou1991b          Couteau, P.                          Inf. Circ. 113, 1991                                                       
Cou1992    COU3   Couteau, P. (Ling & Couteau)         A&AS 95, 423, 1992                                                         
Cou1993a   COU3   Couteau, P.                          A&AS 97, 511, 1993                                                         
Cou1993b          Couteau, P.                          Inf. Circ. 119, 1993                                                       
Cou1993c          Couteau, P.                          Inf. Circ. 120, 1993                                                       
Cou1993d   COU4   Couteau, P. (Couteau et al.)         A&AS 100, 305, 1993                                                        
Cou1994    COU3   Couteau, P. (Couteau & Gili)         A&AS 106, 377, 1994                                                        
Cou1996           Couteau, P.                          Inf. Circ. 128, 1996                                                       
Cou1997a          Couteau, P.                          Inf. Circ. 131, 1997                                                       
Cou1997b   COU4   Couteau, P.                          A&AS 126, 1, 1997                                                          
Cou1999a   COU4   Couteau, P.                          Inf. Circ. 138, 1999                                                       
Cou1999b          Couteau, P.                          Cat. de 2700 Etoiles Doubles "COU", 1999                                   
                                                       Obs. de la Cote d'Azur, 3rd ed.                                            
Cou2002           Couteau, P.                          Updated Electronic Version of Couteau 2700 Cat. (Cou1999b)                 
                                                         (all measures prior to 2000.5 also in Cou2002b)                          
Cou2002b          Couteau, P.                          Obs. et Travaux 55, 2, 2002                                                
                                                         (most measures also in Cou2002)                                          
                                                                                                                                  
Cow1896    COW0   Cowell, P.H.                         Greenwich Observations, 1896                                               
Cow1898    COW0   Cowell, P.H.                         Greenwich Observations, 1898                                               
Cow1899    COW0   Cowell, P.H.                         Greenwich Observations, 1899                                               
                                                                                                                                  
Cox1912    COX2   Cox, G.W.                            Transvaal Obs. Circ. 1, 111, 1912                                          
Cox1913    COX2   Cox, G.W.                            Union Obs. Circ. 1, 31, 1913                                               
Cox1915    COX2   Cox, G.W.                            Union Obs. Circ. 1, 185, 1915                                              
Cox1924    COX0   Cox, G.W.                            AJ 35, 173, 1924                                                           
                                                                                                                                  
Cpb1994    CPB0   Coppenbarger, D. et al.              AJ 107, 1551, 1994                                                         
                                                                                                                                  
CPD        CPD    Cape Photo. Durch.                   (from additional DD list)                                                  
                                                                                                                                  
Cpf9999    CPF9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
CpO1849    CPO0   Cape Observatory                     Cape Obs - Fallows, 1849?                                                  
CpO1906    CPO0   Cape Observatory                     Cape Obs - Henderson, 1906                                                 
CpO1938    CPO5   Cape Observatory                     Cape Obs (1822-1938 data)                                                  
CpO9999    CPO9   Cape Observatory                     Unpublished, manuscript or reference not found.                            
                                                                                                                                  
CpP1938a   CPP5   Cape Observatory                     Cape Cat., -30 to -60 deg  (1898-1938 data)                                
CpP1938b   CPP5   Cape Observatory                     Cape Cat., -30 to -60 deg  (1935-1938 data)                                
CpP1938c   CPP5   Cape Observatory                     Cape Cat., -30 to -60 deg  (1908-1938 data)                                
CpP9999    CPP9   Cape Observatory                     Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Cpr1937A          Cooper, E.F.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
CpT2005           Cooper, T.                           MNASSA 64, 142, 2005                                                       
                                                                                                                                  
CpZ9999    CPZ9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Crg1906A          Carrington                           cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
CRI               Crifo, F.                            (from Ccd2002 DD list)                                                     
                                                                                                                                  
Crn2001           Carney, B.W. et al.                  AJ 122, 3419, 2001                                                         
                                                                                                                                  
Cro1879           Crossley, E, Gledhill, J, Wilson, JM Handbook of Double Stars, 1879                                             
                                                                                                                                  
Crp1997           Carpenter, J.M. et al.               AJ 114, 198, 1997                                                          
                                                                                                                                  
Crr1891           Carroll, W.H.                        Proc. Haverford Col. Obs. 1, 28, 1891                                      
                                                                                                                                  
Crs1895    CRS0   Christie, W.H.                       Greenwich Observations, 1895                                               
                                                                                                                                  
Cru1884    CRU2   Cruls, L.                            Ann. Rio de Janeiro Obs. 4, Pt.1, 97, 1884                                 
                                                                                                                                  
Crw1901           Crawford, R.T.                       Lick Obs. Bull. 1, 29, 1901                                                
                                                                                                                                  
Csa1966           Costa, J.M.                          Urania Barcelona 51, 71, 1966                                              
Csa1975a          Costa, J.M.                          Inf. Circ. 64, 1975                                                        
Csa1975b          Costa, J.M.                          Urania Barcelona #233, 1975                                                
Csa1975c          Costa, J.M.                          Inf. Circ. 66, 1975                                                        
Csa1978           Costa, J.M.                          Inf. Circ. 75, 1978                                                        
Csa1979           Costa, J.M.                          Inf. Circ. 79, 1979                                                        
Csa1982a          Costa, J.M. & Docobo, J.A.           Inf. Circ. 87, 1982                                                        
Csa1982b          Costa, J.M. & Docobo, J.A.           Inf. Circ. 88, 1982                                                        
Csa1983a          Costa, J.M. & Docobo, J.A.           Inf. Circ. 89, 1983                                                        
Csa1983b          Costa, J.M. & Docobo, J.A.           Inf. Circ. 90, 1983                                                        
Csa1983c          Costa, J.M. & Docobo, J.A.           Inf. Circ. 91, 1983                                                        
Csa1984    CSA0   Costa, J.M. (Docobo et al.)          A&AS 58, 287, 1984                                                         
Csa1985    CSA0   Costa, J.M. (Docobo et al.)          Bol. Acad. Galega de Ciencias 2, 131, 1985                                 
                                                                                                                                  
Csr2006           Coster, I.                           Webb Soc., Double Star Circ. 14, 2006                                      
                                                                                                                                  
Css1833A   CSS0   Cassini, J.D.                        cited by Herschel (MemRAS 5, 13, 1833)                                     
                                                                                                                                  
Cst2000    CST0   Costa, A. et al.                     IAU Symp 200, 48, 2000                                                     
                                                                                                                                  
Cta1927    CTA2   Costa, D.F.                          Obs. Nacional Rio de Janeiro, 1927                                         
Cta1960    CTA8   Costa, D.F.                          Urania 45, 252, 1960                                                       
Cta9999    CTA9   Costa, D.F.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ctt1995    CTT0   Courtot, J.-F.                       Obs. et Travaux 44, 22, 1995                                               
Ctt1996    CTT0   Courtot, J.-F.                       Obs. et Travaux 47, 47, 1996                                               
Ctt1998    CTT0   Courtot, J.-F.                       Webb Soc., Double Star Circ. 7, 1998                                       
Ctt2000    CTT0   Courtot, J.-F.                       Webb Soc., Double Star Circ. 8, 2000                                       
Ctt2001    CTT0   Courtot, J.-F.                       Webb Soc., Double Star Circ. 9, 2001                                       
Ctt2002           Courtot, J.-F.                       Webb Soc., Double Star Circ. 10, 2002                                      
Ctt2003           Courtot, J.-F.                       Webb Soc., Double Star Circ. 11, 2003                                      
Ctt2003b          Courtot, J.-F.                       OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
Ctt2004           Courtot, J.-F.                       Webb Soc., Double Star Circ. 12, 2004                                      
                                                                                                                                  
Cua1956    CUA8   Cambridge Univ.                      Handbook British Astron. Assoc. 44, 1956                                   
                                                                                                                                  
Cud1973    CUD0   Cudworth, K.M.                       PASP 85, 401, 1973                                                         
                                                                                                                                  
Cui1906A          Cui                                  cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Cul1920    CUL5   Cullen, R.T.                         Greenwich Observations, F1, 1920                                           
Cul1925    CUL5   Cullen, R.T.                         Greenwich Observations, C5, 1925                                           
Cul1927    CUL5   Cullen, R.T.                         Greenwich Observations, B1, 1927                                           
Cul1930    CUL5   Cullen, R.T.                         Greenwich Observations, B1, 1930                                           
Cul1931    CUL5   Cullen, R.T.                         Greenwich Observations, B1, 1931                                           
Cul1932    CUL5   Cullen, R.T.                         Greenwich Observations, B1, 1932                                           
Cul1934    CUL6   Cullen, R.T.                         Greenwich Observations, B1, 1934                                           
Cul1935    CUL7   Cullen, R.T.                         Greenwich Observations, B1, 1935                                           
Cul1936    CUL8   Cullen, R.T.                         Greenwich Observations, B79, 1936                                          
Cul1937    CUL8   Cullen, R.T.                         Greenwich Observations, B1, 1937                                           
                                                                                                                                  
Cun1982           Chuang, S.S.                         M.S. Thesis, Central Michigan University, 1982                             
                                                                                                                                  
Cuy1997    CUY0   Cuypers, J.                          Visual Double Stars, ed. Docobo et al., 35, 1997                           
Cuy1999           Cuypers, J. & Seggewiss, W.          A&AS 139, 425, 1999                                                        
                                                                                                                                  
Cve2005    CVE    Cvetkovic, Z. & Olevic, D.           Inf. Circ. 156, 2005                                                       
Cve2006           Cvetkovic, Z.                        Inf. Circ. 158, 2006                                                       
                                                                                                                                  
Cvn2002           Chauvin, G. et al.                   A&A 394, 949, 2002                                                         
Cvn2003           Chauvin, G. et al.                   A&A 404, 157, 2003                                                         
Cvn2004           Chauvin, G. et al.                   A&A 425, L29, 2004                                                         
                                                                                                                                  
CvP2004           Cava, R.J. & Pascal, R.A., Jr.       Double Star Observer 10, #3, 2004                                          
                                                                                                                                  
CWA1992           Cole, W.A. et al.                    AJ 103, 1357, 1992                                                         
                                                                                                                                  
CWH1936           Christie, W.H.                       ApJ 83, 433, 1936                                                          
                                                                                                                                  
CWP1990a          Chen, W.P.                           Ph.D. thesis, SUNY Stoney Brook, 1990                                      
                                                          (as cited by Schaefer et al., AJ 126, 1971, 2003)                       
CWP1990b          Chen, W.P. et al.                    ApJ 357, 224, 1990                                                         
CWP1997           Chen, W.P. & Simon, M.               AJ 113, 752, 1997                                                          
                                                                                                                                  
CxT1910    TCX0   Cox, T.                              Journal Astronomique #4, 1910                                              
                                                                                                                                  
D__1865A          Dembowski, E.                        cited by Engelmann (AN 64, 81, #1518, 1865)                                
D__1874           Dembowski, E.                        AN 83, 161, 1874 (some data also in Mis. Micrometriche II, 1884)           
D__1874B          Dembowski, E.                        cited by Burnham (MNRAS 35, 28, 1874)                                      
D__1875    D  0   Dembowski, E.                        AN 86, 337, 1875                                                           
D__1877    D  0   Dembowski, E.                        MNRAS 38, 78, 1877                                                         
D__1878A          Dembowski, E.                        cited by Gledhill (Obs 2, 146, 1878)                                       
D__1878B          Dembowski, E.                        cited by Gledhill (Obs 2, 183, 1878)                                       
D__1878C          Dembowski, E.                        cited by Gledhill (Obs 2, 239, 1878)                                       
D__1878D          Dembowski, E.                        cited by Gledhill (Obs 2, 269, 1878)                                       
D__1879    D  2   Dembowski, E.                        Lincei Acad. Ser 3, 16,17, 1879?                                           
D__1879B          Dembowski, E.                        cited by Gledhill (Obs 2, 380, 1879)                                       
D__1879C          Dembowski, E.                        cited by Gledhill (Obs 3, 20, 1879)                                        
D__1879D          Dembowski, E.                        cited by Gledhill (Obs 3, 114, 1879)                                       
D__1879E          Dembowski, E.                        cited by Gledhill (Obs 3, 169, 1879)                                       
D__1879F          Dembowski, E.                        cited by Gledhill (Obs 3, 200, 1879)                                       
D__1879G          Dembowski, E.                        cited by Gledhill (Obs 3, 245, 1879)                                       
D__1879H          Dembowski, E.                        cited by Gledhill (Obs 2, 344, 1879)                                       
D__1880A          Dembowski, E.                        cited by Gledhill (Obs 3, 447, 1880)                                       
D__1880B          Dembowski, E.                        cited by Gledhill (Obs 3, 569, 1880)                                       
D__1880C          Dembowski, E.                        cited by Gledhill (Obs 3, 275, 1880)                                       
D__1880D          Dembowski, E.                        cited by Gledhill (Obs 3, 352, 1880)                                       
D__1883    D  0   Dembowski, E.                        Mis. Micrometriche I, 1883                                                 
D__1884    D  0   Dembowski, E.                        Mis. Micrometriche II, 1884                                                
D__1906A          Dembowski, E.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
D__1906B          Dembowski, E.                        cited in BDS (Burnham Double Star Cat.), 1906                              
D__1932A   D  9   Dembowski, E.                        cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Da_1831           Dawes, W.R.                          MNRAS 2, 34, 1831                                                          
Da_1835    DA 2   Dawes, W.R.                          MemRAS 8, 61, 1835                                                         
Da_1840           Dawes, W.R.                          MNRAS 5, 61, 1840                                                          
Da_1844A          Dawes, W.R.                          cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
Da_1848           Dawes, W.R.                          MNRAS 8, 53, 1848                                                          
Da_1850           Dawes, W.R.                          MNRAS 10, 174, 1850                                                        
Da_1851    DA 2   Dawes, W.R.                          MemRAS 19, 191, 1851                                                       
Da_1852           Dawes, W.R.                          Bishop Obs. Astron. Observations 1852                                      
                                                       (most data published in Da_1867)                                           
Da_1855           Dawes, W.R.                          MNRAS 15, 189, 1855                                                        
Da_1857           Dawes, W.R.                          MNRAS 17, 257, 1857                                                        
Da_1858           Dawes, W.R.                          MNRAS 18, 58, 1858                                                         
Da_1859           Dawes, W.R.                          MNRAS 20, 55, 1859                                                         
Da_1864A          Dawes, W.R.                          cited by Auwers (MNRAS 25, 38, 1864)                                       
Da_1864b          Dawes, W.R.                          MNRAS 24, 117, 1864                                                        
Da_1864c          Dawes, W.R.                          MNRAS 24, 196, 1864                                                        
Da_1867    DA 2   Dawes, W.R.                          MemRAS 35, 137, 1867                                                       
Da_1875A          Dawes, W.R.                          cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Da_1879A          Dawes, W.R.                          cited by Gledhill (Obs 3, 200, 1879)                                       
Da_1906A          Dawes, W.R.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Da_1913A          Dawes, W.R.                          cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Da_1937A          Dawes, W.R.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Dac1955a   DAC8   Dacic, M.                            Bull. Obs. Astron. Belgrade 20, #1-2, 5, 1955                              
Dac1955b   DAC8   Dacic, M.                            Bull. Obs. Astron. Belgrade 20, #3-4, 3, 1955                              
Dac1956    DAC8   Dacic, M.                            Bull. Obs. Astron. Belgrade 21, #1-2, 2, 1956                              
                                                                                                                                  
Dal1998    DAL0   Daley, J.A.                          Double Star Observer, 4, #4, 1998                                          
Dal2000    DAL0   Daley, J.A.                          Double Star Observer, 6, #1, 2000                                          
Dal2001a   DAL0   Daley, J.A.                          Double Star Observer, 7, #1, 2001                                          
Dal2001b   DAL0   Daley, J.A.                          Double Star Observer, 7, #3, 2001                                          
Dal2002a   DAL0   Daley, J.A.                          Double Star Observer, 8, #1, 2002                                          
Dal2002b   DAL0   Daley, J.A.                          Publ. Ludwig Schupmann Obs., #1, 2002                                      
Dal2002c          Daley, J.A.                          Double Star Observer, 8, #4, 2002                                          
Dal2002d          Daley, J.A.                          Double Star Observer, 8, #6, 2002                                          
Dal2003a          Daley, J.A.                          Publ. Ludwig Schupmann Obs., #2, 2003                                      
Dal2004a          Daley, J.A.                          Publ. Ludwig Schupmann Obs., #3, 2004                                      
Dal2005a          Daley, J.A.                          Publ. Ludwig Schupmann Obs., #4, 2005 (also JDSO 1, 74, 2005)              
Dal2006a          Daley, J.A.                          JDSO 2, 44, 2006                                                           
Dal2006b          Daley, J.A.                          JDSO 2, 51, 2006                                                           
                                                                                                                                  
Dan1937    DAN5   Danjon, A.                           Ann. Strasbourg Obs. 3, 181, 1937                                          
Dan1938           Danjon, A.                           Bull. Astron. Paris 11, 191, 1938                                          
Dan1938b          Danjon, A.                           J. Obs. 21, 47, 1938                                                       
Dan1942           Danjon, A.                           J. Obs. 25, 61, 1942                                                       
Dan1952    DAN5   Danjon, A.                           J. Obs. 35, 85, 1952                                                       
Dan1956           Danjon, A.                           Ann. Strasbourg Obs. 5, Fasc. 5, 6, 1956                                   
                                                                                                                                  
Dav1887    DAV0   Davies, J.E.                         Publ. Washburn Obs. 5, 1887                                                
                                                                                                                                  
Daw1918    DAW5   Dawson, B.H.                         Publ. La Plata Obs. 4, Pt.1, 1918                                          
Daw1919           Dawson, B.H.                         AJ 32, 109, 1919                                                           
Daw1920           Dawson, B.H.                         AJ 32, 141, 1920                                                           
Daw1920b          Dawson, B.H.                         AJ 32, 161, 1920                                                           
Daw1922    DAW5   Dawson, B.H.                         Publ. La Plata Obs. 4, Pt.2, 1922                                          
Daw1922b          Dawson, B.H.                         AJ 34, 17, 1922                                                            
Daw1924           Dawson, B.H.                         AJ 36, 23, 1924                                                            
Daw1926           Dawson, B.H.                         AJ 36, 181, 1926                                                           
Daw1927A          Dawson, B.H.                         cited in SDS (Southern Double Star Cat.), 1927                             
Daw1933           Dawson, B.H.                         AJ 43, 15, 1933                                                            
Daw1937    DAW5   Dawson, B.H.                         Publ. La Plata Obs. 6, 85, 1937                                            
Daw9999    DAW9   Dawson, B.H.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
dBl1886    DBL0   de Ball, L.                          AN 115, 273, 1886                                                          
dBl1891    DBL0   de Ball, L.                          AN 126, 271, 1891                                                          
dBl1906A          de Ball, L.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Dbr1988           Debackere, A.                        Obs. et Travaux 14, 51, 1988                                               
Dbr1991           Debackere, A.                        Obs. et Travaux 25, 26, 1991                                               
Dbr1992           Debackere, A.                        Obs. et Travaux 31, 36, 1992                                               
Dbr2002           Debackere, A.                        Obs. et Travaux 54, 30, 2002                                               
Dbr2005           Debackere, A. & Lepine, T.           private communication, 2005                                                
Dbr2005b          Debackere, A.                        Obs. et Travaux 60, 23, 2005                                               
                                                                                                                                  
Dch1999a   DCH0   Duchene, G., Bouvier, J. & Simon, T. A&A 343, 831, 1999                                                         
Dch1999b          Duchene, G. et al.                   A&A 351, 954, 1999 (see also A&A 330, 310, 1998)                           
Dch2001    DCH0   Duchene, G. et al.                   A&A 379, 147, 2001                                                         
Dch2002           Duchene, G. Ghez, A.M. & McCabe, C.  ApJ 568, 771, 2002                                                         
                                                                                                                                  
Ddy1942           Doody, E.M. & Burns, K.              Pub. Allegheny Obs. 8, No. 6, 1942                                         
                                                                                                                                  
deB1946           de Bievre, C. & Roland, G.           Ciel et Terre 62, 29, 1946                                                 
                                                                                                                                  
DeC1948           De Caro, E. & Veca, G.               Oss. Astrofis. Catania, Contr. Astrofis. 63, 1948                          
                                                                                                                                  
Dej1960           Dejc, A.N.                           Isv. Glav. Astr. Obs. Pulkove 22, pt.1, #166, 1960                         
                                                                                                                                  
Del1999a   DEL0   Delfosse, X., et al.                 A&A 344, 897, 1999                                                         
Del1999b          Delfosse, X., et al.                 A&A 350, L39, 1999                                                         
Del2000           Delfosse, X., et al.                 A&A 364, 217, 2000                                                         
                                                                                                                                  
Den1891           Dennis, J.H.                         Proc. Haverford Col. Obs. 1, 28, 1891                                      
Den1892    DEN0   Dennis, J.H.                         Proc. Haverford Col. Obs. 2, 12, 1892 (also AJ 12, 105, 1892)              
                                                                                                                                  
DeO        DEO                                         (Dearborn Observatory)                                                     
DeO1929    DEO5   Hoff, A.H.                           AJ 39, 122, 1929                                                           
DeO1954    DEO8   Dearborn Obs.                        Ann. Dearborn Obs. 7, 1, 1954                                              
DeO1957    DEO8   Strand, K A.                         Ann. Dearborn Obs. 7, 31, 1957                                             
                                                                                                                                  
Der9999    DER9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Deu1971           Deutsch, A.J. & Lowen, L.            PASP 83, 298, 1971                                                         
                                                                                                                                  
deV1976           de Vegt, C. & Gehlich, U.K.          A&A 48, 245, 1976                                                          
                                                                                                                                  
Dgl1897           Douglass, A.E.                       AJ 17, 1, 1897                                                             
                                                                                                                                  
Dgn1914    DGN0   Dugan, R.S.                          AN 198, 315, 1914                                                          
                                                                                                                                  
diB1991           diBenedetto, G.P. & Bonneau, D.      A&A 252, 645, 1991                                                         
                                                                                                                                  
Dic1921           Dick                                 Dissertation, 1921 (see Aitken, The Binary Stars, 1935)                    
Dic1959    DIC5   Dick, J.                             Publ. Berlin Babelsberg Obs. 13, Pt.2, 1959                                
Dic1962    DIC5   Dick, J.                             Publ. Berlin Babelsberg Obs. 14, Pt.1, 1962                                
Dic1963a   DIC5   Dick, J.                             Publ. Berlin Babelsberg Obs. 14, Pt.4, 1963                                
Dic1963b   DIC5   Dick, J.                             Publ. Berlin Babelsberg Obs. 14, Pt.3, 1963                                
                                                                                                                                  
Din1911    DIN2   Dinwiddie, W.W.                      Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
Dju1953a   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 17, #3-4, 1, 1953                              
Dju1953b   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 18, #1-2, 1, 1953                              
Dju1953c   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 18, #3-4, 1, 1953                              
Dju1954a   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 19, #1, 16, 1954                               
Dju1954b   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 19, #2, 1, 1954                                
Dju1954c   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 19, #3, 2, 1954                                
Dju1955a   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 20, #1-2, 5, 1955                              
Dju1955b   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 20, #3-4, 3, 1955                              
Dju1956a   DJU8   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 21, #1-2, 2, 1956                              
Dju1956b   DJU9   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 21, #3-4, 10, 1956                             
Dju1957a   DJU9   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 22, #1-2, 1, 1957                              
Dju1957b   DJU9   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 22, #3-4, 2, 1957                              
Dju1958    DJU9   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 23, #1-2, 1, 1958                              
Dju1959a   DJU9   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 23, #3-4, 1, 1959                              
Dju1959b   DJU0   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 24, #1-2, 1, 1959                              
Dju1959c   DJU0   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 24, #3-4, 1, 1959                              
Dju1960    DJU0   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 25, #1, 4, 1960                                
Dju1964           Djurkovic, P.                        Bull. Obs. Astron. Belgrade 25, 106, 1964                                  
Dju1967    DJU0   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 26, #1, 67, 1967                               
Dju1969    DJU0   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 27, #1, 1, 1969                                
Dju1970    DJU0   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 28, 81, 1970                                   
Dju1973    DJU0   Djurkovic, P.                        Bull. Obs. Astron. Belgrade 29, 37, 1973                                   
                                                                                                                                  
Dmb1991           Dombrowski, E.G.                     PhD thesis, Georgia State Univ., 1991                                      
                                                                                                                                  
Dmr1992           Demircan, O. & Selam, S.O.           A&A 259, 577, 1992                                                         
                                                                                                                                  
Dnc1952           Duncombe, R.L. & Ashbrook, J.        AJ 57, 92, 1952                                                            
                                                                                                                                  
Dnh1973           Dunham, D. et al.                    AJ 78, 482, 1973                                                           
Dnh1974           McGraw, J.T. et al.                  AJ 79, 1299, 1974                                                          
                                                                                                                                  
Dni1939           Daniel, Z. & Burns, K.               Pub. AAS 9, 146, 1939                                                      
                                                                                                                                  
Dnl1896A          Dunlap, J.                           cited by See (Evolution of Stellar Systems, v1, 1896)                      
                                                                                                                                  
Dob1875a          Doberck, W.A.                        AN 85, 147, #2026, 1875                                                    
Dob1875b          Doberck, W.A.                        AN 85, 323, #2037, 1875                                                    
Dob1875c          Doberck, W.A.                        AN 85, 331, #2037, 1875                                                    
Dob1875d          Doberck, W.A.                        AN 85, 383, #2280, 1875                                                    
Dob1875e          Doberck, W.A.                        AN 86, 13, #2041, 1875                                                     
Dob1875f          Doberck, W.A.                        AN 86, 129, #2049, 1875                                                    
Dob1875g          Doberck, W.A.                        AN 86, 155, #2050, 1875                                                    
Dob1875h          Doberck, W.A.                        AN 86, 187, #2052, 1875                                                    
Dob1875i          Doberck, W.A.                        AN 86, 377, #2064, 1875                                                    
Dob1875j          Doberck, W.A.                        MNRAS 35, 373, 1875                                                        
Dob1875k          Doberck, W.A.                        MNRAS 35, 397, 1875                                                        
Dob1875l          Doberck, W.A.                        MNRAS 35, 408, 1875                                                        
Dob1876a          Doberck, W.A.                        AN 87, 223, #2078, 1876                                                    
Dob1876b          Doberck, W.A.                        AN 88, 45, #2091, 1876                                                     
Dob1876c          Doberck, W.A.                        AN 88, 109, #2095, 1876                                                    
Dob1876d          Doberck, W.A.                        AN 88, 134, #2121, 1876                                                    
Dob1876e          Doberck, W.A.                        AN 88, 233, #2103, 1876                                                    
Dob1876f          Doberck, W.A.                        AN 88, 287, #2106, 1876                                                    
Dob1876g          Doberck, W.A.                        AN 88, 297, #2107, 1876                                                    
Dob1877a          Doberck, W.A.                        AN 89, 95, #2118, 1877                                                     
Dob1877b          Doberck, W.A.                        AN 89, 134, #2121, 1877                                                    
Dob1877c          Doberck, W.A.                        AN 89, 135, #2121, 1877                                                    
Dob1877d          Doberck, W.A.                        AN 89, 171, #2123, 1877                                                    
Dob1877e          Doberck, W.A.                        AN 89, 215, #2126, 1877                                                    
Dob1877f          Doberck, W.A.                        AN 89, 259, #2129, 1877                                                    
Dob1877g          Doberck, W.A.                        AN 90, 191, #2148, 1877                                                    
Dob1877h          Doberck, W.A.                        AN 90, 313, #2156, 1877                                                    
Dob1877i          Doberck, W.A.                        AN 90, 319, #2156, 1877                                                    
Dob1877j          Doberck, W.A.                        AN 91, 123, #2168, 1877                                                    
Dob1878a          Doberck, W.A.                        AN 92, 157, #2194, 1878                                                    
Dob1878b          Doberck, W.A.                        Observatory 2, 169, 1878                                                   
Dob1878c          Doberck, W.A.                        Observatory 2, 209, 1878                                                   
Dob1879a          Doberck, W.A.                        AN 94, 121, #2240, 1879                                                    
Dob1879b          Doberck, W.A.                        AN 94, 207, #2245, 1879                                                    
Dob1879c          Doberck, W.A.                        AN 94, 255, #2248, 1879                                                    
Dob1879d          Doberck, W.A.                        AN 95, 331, #2277, 1879                                                    
Dob1879e          Doberck, W.A.                        AN 95, 383, #2280, 1879                                                    
Dob1879f          Doberck, W.A.                        AN 96, 111, #2287, 1879                                                    
Dob1880a          Doberck, W.A.                        AN 96, 221, #2294, 1880                                                    
Dob1880b          Doberck, W.A.                        AN 97, 283, #2322, 1880                                                    
Dob1880c          Doberck, W.A.                        AN 98, 59, #2332, 1880                                                     
Dob1880d          Doberck, W.A.                        AN 98, 157, #2338, 1880                                                    
Dob1880e          Doberck, W.A.                        AN 98, 271, #2345, 1880                                                    
Dob1881           Doberck, W.A.                        Copernicus, 1, 143, 1881                                                   
Dob1895           Doberck, W.A.                        AN 139, 273, 1895                                                          
Dob1896a          Doberck, W.A.                        AN 141, 57, #3364, 1896                                                    
Dob1896b          Doberck, W.A.                        AN 141, 153, #3370, 1896                                                   
Dob1896C          Doberck, W.A.                        cited by See (Evolution of Stellar Systems, v1, 1896)                      
Dob1897a          Doberck, W.A.                        AN 144, 129, #3441, 1897                                                   
Dob1897b          Doberck, W.A.                        AN 144, 241, #3448, 1897                                                   
Dob1898a          Doberck, W.A.                        AN 147, 337, #3525, 1898                                                   
Dob1898b          Doberck, W.A.                        AN 147, 339, #3525, 1898                                                   
Dob1898c          Doberck, W.A.                        AN 147, 343, #3525, 1898                                                   
Dob1901           Doberck, W.A.                        AN 156, 353, #3743, 1901                                                   
Dob1903           Doberck, W.A.                        AN 163, 373, 1903                                                          
Dob1905a          Doberck, W.A.                        AN 169, 289, #4051, 1905                                                   
Dob1905b          Doberck, W.A.                        AN 170, 101, 1905                                                          
Dob1905c          Doberck, W.A.                        AN 170, 107, 1905                                                          
Dob1906A          Doberck, W.A.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Dob1906b          Doberck, W.A.                        AN 173, 251, 1906                                                          
Dob1906c          Doberck, W.A.                        AN 173, 257, #4145, 1906                                                   
Dob1908a          Doberck, W.A.                        AN 177, 161, #4235, 1908                                                   
Dob1908b          Doberck, W.A.                        AN 179, 383, #4296, 1908                                                   
Dob1909           Doberck, W.A.                        AN 182, 27, #4346, 1909                                                    
Dob1910           Doberck, W.A.                        AN 184, 131, #4400, 1910                                                   
Dob1911           Doberck, W.A.                        AN 190, 199, #4515, 1911                                                   
Dob1912           Doberck, W.A.                        AN 191, 125, #4567, 1912                                                   
Dob1921           Doberck, W.A.                        AN 214, 89, #5118, 1921                                                    
Dob1927    DOB6   Doberck, W.A.                        Erganz. AN 7, 1927 (includes data from AN #3680-81 and #3930-31)           
Dob1930    DOB5   Doberck, W.A.                        AN 239, 49, 1930                                                           
Dob1931    DOB5   Doberck, W.A.                        AN 243, 121, 1931                                                          
Dob1932A   DOB9   Doberck, W.A.                        cited in ADS (Aitken Double Star Cat.), 1932                               
Dob1933    DOB5   Doberck, W.A.                        AN 248, 187, 1933                                                          
Dob1934    DOB5   Doberck, W.A.                        AN 254, 41, 1934                                                           
                                                                                                                                  
Doc1984a   DOC0   Docobo, J. (Docobo et al.)           A&AS 58, 287, 1984                                                         
Doc1984b          Docobo, J.A. & Costa, J.M.           Inf. Circ. 92, 1984                                                        
Doc1984c          Docobo, J.A. & Costa, J.M.           Inf. Circ. 93, 1984                                                        
Doc1984d          Docobo, J.A. & Costa, J.M.           Inf. Circ. 94, 1984                                                        
Doc1985a          Docobo, J.A. & Costa, J.M.           Inf. Circ. 95, 1985                                                        
Doc1985b   DOC0   Docobo, J.A. (Docobo et al.)         Bol. Acad. Galega de Ciencias 2, 131, 1985                                 
Doc1985c          Docobo, J.A. & Costa, J.M.           Inf. Circ. 96, 1985                                                        
Doc1985d          Docobo, J.A. & Costa, J.M.           Inf. Circ. 97, 1985                                                        
Doc1986a          Docobo, J.A. & Costa, J.M.           Inf. Circ. 98, 1986                                                        
Doc1986b          Docobo, J.A. & Costa, J.M.           Inf. Circ. 99, 1986                                                        
Doc1986c   DOC0   Docobo, J.A.                         Acta Astron. 36, 175, 1986                                                 
Doc1986d          Docobo, J.A. & Costa, J.M.           Inf. Circ. 100, 1986                                                       
Doc1986e          Docobo, J.A. & Costa, J.M.           Inf. Circ. 101, 1986                                                       
Doc1986f          Docobo, J.A. & Costa, J.M.           ApJS 60, 945, 1986                                                         
Doc1987a          Docobo, J.M. & Costa, J.M.           Inf. Circ. 102, 1987                                                       
Doc1987b          Docobo, J.A. & Costa, J.M.           Inf. Circ. 103, 1987                                                       
Doc1988a          Docobo, J.A. & Costa, J.M.           Inf. Circ. 104, 1988                                                       
Doc1988b          Docobo, J.A. & Costa, J.M.           Inf. Circ. 105, 1988                                                       
Doc1988c          Docobo, J.M. & Costa, J.M.           Inf. Circ. 106, 1988                                                       
Doc1989a          Docobo, J.A. & Costa, J.M.           Inf. Circ. 107, 1989                                                       
Doc1989b   DOC0   Docobo, J.A.                         PASP 101, 274, 1989                                                        
Doc1989c   DOC0   Docobo, J.A. (Couteau et al.)        A&AS 78, 483, 1989                                                         
Doc1989d          Docobo, J.A. & Costa, J.M.           Inf. Circ. 108, 1989                                                       
Doc1989e          Docobo, J.A. & Costa, J.M.           Inf. Circ. 109, 1989                                                       
Doc1990a          Docobo, J.A. & Costa, J.M.           Inf. Circ. 110, 1990                                                       
Doc1990b          Docobo, J.A. & Costa, J.M.           PASP 102, 1400, 1990                                                       
Doc1990c          Docobo, J.A. & Costa, J.M.           Inf. Circ. 111, 1990                                                       
Doc1990d          Docobo, J.A. & Costa, J.M.           Inf. Circ. 112, 1990                                                       
Doc1991a          Docobo, J.A. & Prieto, C.            Inf. Circ. 113, 1991                                                       
Doc1991b          Docobo, J.A. & Costa, J.M.           Inf. Circ. 113, 1991                                                       
Doc1991c   DOC0   Docobo, J.A. (Docobo et al.)         A&AS 91, 229, 1991                                                         
Doc1991d          Docobo, J.A. & Prieto, C.            Inf. Circ. 114, 1991                                                       
Doc1991e          Docobo, J.A.                         Inf. Circ. 115, 1991                                                       
Doc1991f          Docobo, J.A. & Ling, J.F.            Inf. Circ. 115, 1991                                                       
Doc1992a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 116, 1992                                                       
Doc1992b          Docobo, J.A. & Ling, J.F.            Inf. Circ. 117, 1992                                                       
Doc1992c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 118, 1992                                                       
Doc1992d          Docobo, J.A. & Prieto, C.            Inf. Circ. 118, 1992                                                       
Doc1992e          Docobo, J.A. & Costa, J.M.           ApJS 82, 323, 1992                                                         
Doc1993a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 119, 1993                                                       
Doc1993b          Docobo, J.A. & Prieto, C.            Inf. Circ. 120, 1993                                                       
Doc1993c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 120, 1993                                                       
Doc1993d   DOC0   Docobo, J.A. (Docobo & Prieto)       A&AS 100, 641, 1993                                                        
Doc1993e          Docobo, J.A. & Ling, J.F.            Inf. Circ. 121, 1993                                                       
Doc1993f   DOC1   Docobo, J.A. (Couteau et al.)        A&AS 100, 305, 1993                                                        
Doc1994a          Docobo, J.A. & Prieto, C.            Inf. Circ. 122, 1994                                                       
Doc1994b          Docobo, J.A. & Ling, J.F.            Inf. Circ. 122, 1994                                                       
Doc1994c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 123, 1994                                                       
Doc1994d          Docobo, J., Ling, J., & Prieto, C.   ApJS 91, 793, 1994                                                         
Doc1994e          Docobo, J.A. & Ling, J.F.            Inf. Circ. 124, 1994                                                       
Doc1994f   DOC0   Docobo, J.A. (Docobo & Ling)         A&AS 105, 337, 1994                                                        
Doc1995a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 125, 1995                                                       
Doc1995b          Docobo, J.A. & Prieto, C.            Inf. Circ. 126, 1995                                                       
Doc1995c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 127, 1995                                                       
Doc1996a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 128, 1996                                                       
Doc1996b          Docobo, J.A.                         Inf. Circ. 129, 1996                                                       
Doc1996c          Docobo, J.A. & Prieto, C.            Inf. Circ. 130, 1996                                                       
Doc1996d          Docobo, J.A. & Ling, J.F.            Inf. Circ. 130, 1996                                                       
Doc1997a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 131, 1997                                                       
Doc1997b          Docobo, J.A. & Ling, J.F.            Inf. Circ. 132, 1997                                                       
Doc1997c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 133, 1997                                                       
Doc1998a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 134, 1998                                                       
Doc1998b          Docobo, J.A. & Ling, J.F.            Inf. Circ. 135, 1998                                                       
Doc1998c          Docobo, J.A. & Tamazian, V.S.        Inf. Circ. 135, 1998                                                       
Doc1998d          Docobo, J.A. & Balega, Y.Y.          Inf. Circ. 135, 1998                                                       
Doc1998e          Docobo, J.A. & Ling, J.F.            Inf. Circ. 136, 1998                                                       
Doc1998f   DOC0   Docobo, J.A.                         A&AS 130, 117, 1998                                                        
Doc1999a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 137, 1999                                                       
Doc1999b          Docobo, J.A. & Ling, J.F.            ApJS 120, 41, 1999                                                         
Doc1999c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 138, 1999                                                       
Doc1999d          Docobo, J.A. & Ling, J.F.            Inf. Circ. 139, 1999                                                       
Doc1999e   DOC1   Docobo, J.A.                         Inf. Circ. 139, 1999                                                       
Doc2000a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 140, 2000                                                       
Doc2000b          Docobo, J.A. et al.                  AJ 119, 2422, 2000                                                         
Doc2000c   DOC1   Docobo, J.A. et al.                  AN 321, 53, 2000                                                           
Doc2000d          Docobo, J.A.                         Inf. Circ. 141, 2000                                                       
Doc2000e          Docobo, J.A. & Vasyuk                Inf. Circ. 141, 2000                                                       
Doc2000f          Docobo, J.A. & Ling, J.F.            Inf. Circ. 141, 2000                                                       
Doc2000g          Docobo, J.A. & Ling, J.F.            Inf. Circ. 142, 2000                                                       
Doc2001a          Docobo, J.A.                         Inf. Circ. 143, 2001                                                       
Doc2001b          Docobo, J.A. & Ling, J.F.            Inf. Circ. 143, 2001                                                       
Doc2001c   DOC1   Docobo, J.A. et al.                  A&A 366, 868, 2001                                                         
Doc2001d          Docobo, J.A.                         Inf. Circ. 144, 2001                                                       
Doc2001e          Docobo, J.A. & Ling, J.F.            Inf. Circ. 144, 2001                                                       
Doc2001f          Docobo, J.A. & Ling, J.F.            Inf. Circ. 145, 2001                                                       
Doc2002a          Docobo, J, Tamazian, V, & Woitas, J  Inf. Circ. 146, 2002                                                       
Doc2002b          Docobo, J.A. & Tamazian, V.S.        Inf. Circ. 146, 2002                                                       
Doc2002c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 146, 2002                                                       
Doc2002d          Docobo, J.A. & Andrade, M.           Inf. Circ. 146, 2002                                                       
Doc2002e          Docobo, Tamazian, Woitas, & Leinert  Inf. Circ. 147, 2002                                                       
Doc2002f          Docobo, J.A. & Tamazian, V.S.        Inf. Circ. 147, 2002                                                       
Doc2002g          Docobo, J, Tamazian, V, & Woitas, J  Inf. Circ. 147, 2002                                                       
Doc2002h          Docobo, J.A. & Ling, J.F.            Inf. Circ. 147, 2002                                                       
Doc2002i          Docobo, J.A. & Ling, J.F.            Inf. Circ. 148, 2002                                                       
Doc2003a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 149, 2003                                                       
Doc2003b          Docobo, J.A. & Ling, J.F.            Inf. Circ. 150, 2003                                                       
Doc2003c          Docobo, J.A. & Andrade, M.           Inf. Circ. 150, 2003                                                       
Doc2003d          Docobo, J.A. et al.                  AJ 126, 1522, 2003                                                         
Doc2003e          Docobo, J.A. & Ling, J.F.            A&A 409, 989, 2003                                                         
                                                         (all orbits also published in Inf. Circs. 1998-2003.)                    
Doc2003f          Docobo, J.A. & Ling, J.F.            Inf. Circ. 151, 2003                                                       
Doc2004a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 152, 2004                                                       
Doc2004b          Docobo, J.A. et al.                  AJ 127, 1181, 2004                                                         
Doc2004c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 153, 2004                                                       
Doc2004d          Docobo, J.A. & Tamazian, V.          Inf. Circ. 153, 2004                                                       
Doc2004e          Docobo, J.A. & Ling, J.F.            Inf. Circ. 154, 2004                                                       
Doc2004f          Docobo, J.A.                         Inf. Circ. 154, 2004                                                       
Doc2005a          Docobo, J.A. & Ling, J.F.            Inf. Circ. 155, 2005                                                       
Doc2005b          Docobo, J.A. & Andrade, M.           Inf. Circ. 156, 2005                                                       
Doc2005c          Docobo, J.A. & Ling, J.F.            Inf. Circ. 156, 2005                                                       
Doc2005d          Docobo, J.A. & Tamazian, V.          Inf. Circ. 156, 2005                                                       
Doc2005e          Docobo, J.A. & Andrade, M.           Inf. Circ. 157, 2005                                                       
Doc2005f          Docobo, J.A. & Ling, J.F.            Inf. Circ. 157, 2005                                                       
Doc2005g          Docobo, J.A. & Tamazian, V.          Inf. Circ. 157, 2005                                                       
Doc2006a          Docobo, J.A. & Tamazian, V.          Inf. Circ. 158, 2006                                                       
Doc2006b          Docobo, J.A. & Ling, J.F.            Inf. Circ. 158, 2006                                                       
                                                                                                                                  
Dol1883           Dolgorukow, N.                       AN 106, 175, #2531, 1883                                                   
                                                                                                                                  
Dom1949           Dommanget, J.                        Bull. R. Astron. Obs. Belgium 4, 30-33, 1949                               
Dom1951           Dommanget, J.                        Ann. R. Obs. Belgium, Ser.3, 5, 35-42, 1951                                
Dom1953a          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 4, 150, 1953                                 
Dom1953b          Dommanget, J.                        Ann. R. Obs. Belgium, Ser.3, 6, 7-25, 1953                                 
Dom1954a          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 4, no.8, 185-189, 1954                       
Dom1954b          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 4, no.8, 190-196, 1954                       
Dom1954c          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 4, no.8, 198-201, 1954                       
Dom1959a   DOM8   Dommanget, J.                        Ann. R. Obs. Belgium, Ser.3, 8, 88, 1959                                   
Dom1959b          Dommanget, J.                        J. Obs. 42, 134-141, 1959                                                  
Dom1962a          Dommanget, J.                        J. Obs. 45, 33-36, 1962                                                    
Dom1962b          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 5, no.2, 49-53, 1962                         
Dom1963    DOM8   Dommanget, J.                        Ann. R. Obs. Belgium, Ser.3, 9, 106, 1963                                  
Dom1969           Dommanget, J.                        Bull. R. Astron. Obs. Belgium 6, no.8, 343, 1969                           
Dom1970           Dommanget, J. & van Dessel, E.       A&A 6, 423, 1970                                                           
Dom1972a          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 8, 63-66, 1972                               
Dom1972b          Dommanget, J.                        A&AS 6, 415-418, 1972                                                      
Dom1974           Dommanget, J.                        Bull. R. Astron. Obs. Belgium 8, 164-175, 1974                             
Dom1975           Dommanget, J.                        Bull. R. Astron. Obs. Belgium 8, 244-247, 1975                             
Dom1978           Dommanget, J.                        Bull. R. Astron. Obs. Belgium 9, 47-59, 1978                               
Dom1979a          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 9, 116-124, 1979                             
Dom1979b          Dommanget, J.                        Bull. R. Astron. Obs. Belgium 9, 125-127, 1979                             
Dom2002A          Dommanget, J. & Nys. O.              CCDM (see )     
                                                         data from summary line information, i.e., secondary source.              
Dom9999    DOM9   Dommanget, J.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Don1935    DON5   Donner, H.F.                         MemRAS 65, 51, 1935                                                        
Don1955    DON8   Donner, H.F.                         Publ. Univ. Michigan Obs. 11, 1, 1955                                      
Don1964    DON8   Donner, H.F.                         Publ. Univ. Michigan Obs. 9, 73, 1964                                      
                                                                                                                                  
Doo1901    DOO2   Doolittle, E.                        Publ. Univ. Penn. 1, Pt. 3, 1901                                           
Doo1903a          Doolittle, E.                        AJ 23, 175, 1903 (data also in Publ. Univ. Penn. 2, Pt. 3, 1905)           
Doo1903b          Doolittle, E.                        AJ 23, 177, 1903 (data also in Publ. Univ. Penn. 2, Pt. 3, 1905)           
Doo1905    DOO2   Doolittle, E.                        Publ. Univ. Penn. 2, Pt. 3, 1905                                           
Doo1906A          Doolittle, E.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Doo1906B          Doolittle, E.                        cited in BDS (Burnham Double Star Cat., 1906)                              
Doo1907    DOO2   Doolittle, E.                        Publ. Univ. Penn. 3, Pt. 3, 1907                                           
Doo1913A          Doolittle, E.                        cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Doo1915a   DOO3   Doolittle, E.                        MNRAS 75, 666, 1915                                                        
Doo1915b   DOO2   Doolittle, E.                        Publ. Univ. Penn. 4, Pt. 1, 1915                                           
Doo1915c          Doolittle, E.                        AJ 29, 49, 1915                                                            
Doo1923    DOO3   Doolittle, E.                        Publ. Univ. Penn. 4, Pt. 2, 1923                                           
Doo1932A   DOO9   Doolittle, E.                        cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Dor        DOR    Dorpat Obs.                          (from additional DD list)                                                  
                                                                                                                                  
Dou1884           Doubiago, D.                         AN 109, 153, #2602, 1884                                                   
Dou1893    DOU0   Doubiago, D.                         Poulkovo Observations 10, 1893                                             
                                                                                                                                  
Dow1883           Downing, A.M.W.                      MNRAS 43, 368, 1883                                                        
Dow1884           Downing, A.M.W.                      MNRAS 44, 238, 1884                                                        
                                                                                                                                  
Dqe2003           Duque, J.                            OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Drd1983    DRD0   Durand, P.                           Obs. et Travaux 3, 30, 1983                                                
Drd1988    DRD0   Durand, P.                           Obs. et Travaux 13, 27, 1988                                               
                                                                                                                                  
Dru1995           Drummond, J.D. et al.                AJ 450, 380, 1995                                                          
Dru2003           Drummond, J.D. et al.                ApJ 585, 1007, 2003                                                        
                                                                                                                                  
Dsc1914    DSC0   Demetrescu, G.                       AN 199, 53, 1914                                                           
                                                                                                                                  
dSl1962           da Silva, A.                         Dissertation, Univ. Coimbra, 1962                                          
dSl1968           da Silva, A.S. & Balca, M.C.         O. Inst. de Coimbra, 131, 1968                                             
dSl1972           da Silva, A.S. & Balca, J.M.         Inf. Circ. 56, 1972                                                        
                                                                                                                                  
Dtr1943           Detre, L.                            AN 273, 253, 1943                                                          
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Du_1871           Duner, N.C.                          AN 78, 315, #1868, 1871                                                    
Du_1876    DU 0   Duner, N.C.                          Mesures Microm. Lund, 1876                                                 
Du_1878A          Duner, N.C.                          cited by Flammarion ("Cat. des Etoiles Doubles", 1878)                     
Du_1878B          Duner, N.C.                          cited by Gledhill (Obs 2, 146, 1878)  1878)                                
Du_1906A          Duner, N.C.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Dub1951    DUB8   Dubois, J.                           J. Obs. 34, 21, 1951                                                       
                                                                                                                                  
Duc1906A   DUC9   Duncan, J.C.                         cited in BDS (Burnham Double Star Cat.), 1906                              
                                                                                                                                  
Dud1982    DUD0   Dudinov, V.N. et al.                 A&SS Lib. 92, 191, 1982                                                    
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Dud1986    DUD0   Dudinov, V.N. et al.                 SvA 30, 359, 1986                                                          
                                                                                                                                  
DUF               Duflot, M.                           (from Ccd2002 DD list)                                                     
                                                                                                                                  
Dun1829    DUN2   Dunlop, J.                           MemRAS 3, 257, 1829                                                        
                                                                                                                                  
Duq1987           Duquennoy, A.                        A&A 178, 114, 1987                                                         
Duq1988           Duquennoy, A. & Mayor, M.            A&A 200, 135, 1988                                                         
Duq1991           Duquennoy, A. & Mayor, M.            A&A 248, 485, 1991                                                         
Duq1992           Duquennoy, A. et al.                 A&A 254, L13, 1992                                                         
Duq1996    DUQ0   Duquennoy, A. et al.                 A&A 314, 846, 1996                                                         
                                                                                                                                  
Dur1937    DUR5   Duruy, M.V.                          J. Obs. 20, 142, 1937                                                      
Dur1938    DUR5   Duruy, M.V.                          J. Obs. 21, 97, 1938                                                       
Dur1940    DUR5   Duruy, M.V.                          J. Obs. 23, 20,145, 1940                                                   
Dur1941    DUR5   Duruy, M.V.                          J. Obs. 24, 14, 1941                                                       
Dur1942    DUR6   Duruy, M.V.                          J. Obs. 25, 53, 1942                                                       
Dur1943    DUR6   Duruy, M.V.                          J. Obs. 26, 17, 1943                                                       
Dur1944a   DUR6   Duruy, M.V.                          J. Obs. 27, 50, 1944                                                       
Dur1944b   DUR6   Duruy, M.V.                          J. Obs. 27, 83, 1944                                                       
Dur1944c   DUR6   Duruy, M.V.                          J. Obs. 27, 89, 1944                                                       
Dur1977    DUR6   Duruy, M.V.                          Webb Society Handbook 1, 1977                                              
                                                                                                                                  
Dvd1906A          Davidson                             cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Dvs2001           Davis, J. & North, J.R.              Pub. Astron. Soc. Aust. 18, 281, 2001                                      
Dvs2005           Davis, J. et al.                     MNRAS 356, 1362, 2005                                                      
                                                                                                                                  
Dvy1989           Davey, B.L.K. et al.                 AJ 98, 1040, 1989                                                          
                                                                                                                                  
DWM1882           Davis, W.M.                          Harvard Ann. 13, 17, 1882                                                  
                                                                                                                                  
Dyc1982    DYC0   Dyck, M., Simon, T., & Zuckerman, B. ApJ 255, L103, 1982                                                        
Dyc1982b          Dyck, H.M. & Howell, R.R.            AJ 87, 400, 1982                                                           
Dyc1995    DYC0   Dyck, H.M. et al.                    AJ 110, 1433, 1995                                                         
                                                                                                                                  
DYL               Doyle, J.                            (from Ccd2002 DD list)                                                     
                                                                                                                                  
Dyr        DYR    Dyer, E.R., Jr.                      (from additional DD list)                                                  
                                                                                                                                  
Dys1895    DYS0   Dyson, F.                            Greenwich Observations, 1895                                               
Dys1896    DYS0   Dyson, F.                            Greenwich Observations, 1896                                               
Dys1897    DYS0   Dyson, F.                            Greenwich Observations, 1897                                               
Dys1899    DYS0   Dyson, F.                            Greenwich Observations, 1899                                               
                                                                                                                                  
Eat1995           Eaton, J.E. et al.                   AJ 109, 1856, 1995                                                         
                                                                                                                                  
Ebe1979    EBE0   Ebersberger, J. & Weigelt, G.        ESO Messenger 18, 24, 1979                                                 
Ebe1986    EBE0   Ebersberger, J. et al.               A&AS 64, 131, 1986                                                         
                                                                                                                                  
Ebl1895    EBL0   Ebell, M.                            AN 139, 129, 1895                                                          
                                                                                                                                  
Eck2002           Eckart, A. et al.                    MNRAS 331, 917, 2002                                                       
                                                                                                                                  
Edd1908    EDD1   Eddington, A.S.                      Greenwich Observations, 1908                                               
Edd1921    EDD5   Eddington, A.S.                      Greenwich Cat. of Double Stars, 1921                                       
                                                                                                                                  
Edg        EDG    Edgecomb, D.W.                       (from additional DD list)                                                  
                                                                                                                                  
Edn1894    EDN0   Edney, D.J.                          MNRAS 54, 314, 1894                                                        
Edn1896    EDN0   Edney, D.J.                          Greenwich Observations, 1896                                               
                                                                                                                                  
Egb1879    EGB5   Egbert, H.V.                         Publ. Cincinnati Obs. #5, 1879                                             
Egb1882    EGB6   Egbert, H.V.                         Publ. Cincinnati Obs. #6, 1882                                             
Egb1906A          Egbert, H.V.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Egg1945           Eggen, O.J.                          PASP 57, 202, 1945                                                         
Egg1946a          Eggen, O.J.                          AJ 51, 232, 1946                                                           
Egg1946b          Eggen, O.J.                          AJ 52, 81, 1946                                                            
Egg1947    EGG5   Eggen, O.J.                          AJ 53, 21, 1947                                                            
Egg1950           Eggen, O.J.                          ApJ 112, 141, 1950                                                         
Egg1952           Eggen, O.J.                          PASP 64, 230, 1952                                                         
Egg1955           Eggen, O.J.                          PASP 67, 169, 1955                                                         
Egg1956           Eggen, O.J.                          AJ 61, 405, 1956                                                           
Egg1960           Eggen, O.J.                          MNRAS 120, 443, 1960                                                       
Egg1963           Eggen, O.J.                          AJ 68, 483-514, 1963                                                       
Egg1964    EGG5   Eggen, O.J.                          PASP 76, 357, 1964                                                         
Egg1965           Eggen, O.J.                          AJ 70, 19-93, 1965                                                         
Egg1967           Eggen, O.J.                          Ann. Rev. A&A 5, 105, 1967                                                 
                                                                                                                                  
Eic1897    EIC0   Eichelberger,W.S.                    AJ 17, 101, 1897                                                           
                                                                                                                                  
Eir1987    EIR0   Eiroa, C. et al.                     A&A 179, 171, 1987                                                         
                                                                                                                                  
Eke1945           Ekenberg, B.                         Lund Meddl. Ser. II, #116, 1945                                            
                                                                                                                                  
Ela1978    ELA0   Elias, J.H.                          ApJ 224, 453, 1978                                                         
                                                                                                                                  
Elc1937A          Elchies Obs.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Eli1989    ELI0   Elipe, A. (Couteau et al.)           A&AS 78, 483, 1989                                                         
Eli9999    ELI9   Elipe, A.                            Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Elk1880           Elkin                                dissertation,1880 (see See, Evolution of Stellar Systems, v1, 1895)        
Elk9999    ELK9   Elkin                                Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ell1878           Ellery, R.L.J.                       MNRAS 37, 435, 1877                                                        
Ell1927A          Ellery, R.L.J. (Melbourne Obs.)      cited in SDS (Southern Double Star Cat.), 1927                             
Ell9999    ELL9   Ellery, R.L.J. (Melbourne Obs.)      Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Els1925a   ELS0   Ellison, M.A.                        MNRAS 85, 1021, 1925                                                       
Els1925b   ELS0   Ellison, M.A.                        MNRAS 86, 79, 1925                                                         
Els1927    ELS0   Ellison, M.A.                        MNRAS 87, 465, 1927                                                        
Els1928    ELS0   Ellison, M.A.                        MNRAS 89, 138, 1928                                                        
                                                                                                                                  
Elt1994    ELT0   Elliott, G.A.                        Webb Soc., Double Star Circ. 6, 1994                                       
Elt1997    ELT0   Elliott, G.A.                        Webb Soc., Double Star Circ. 7, 1997                                       
                                                                                                                                  
Enc1832           Encke, J.F.                          Bar. Jahr., 1832, p 295                                                    
Enc1840    ENC0   Encke, J.F.                          Beob. K. Sternw. Berlin, 1, 142, 1840                                      
Enc1906A          Encke, J.F. & Galle                  cited by Lewis (MemRAS 56, 1, 1906)                                        
Enc1937A          Encke, J.F.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
           ENG                                         [Note: Some time after publication of the IDS, the designation for         
                                                       Engelmann was changed from EN to ENG and that for Engelhardt from          
                                                       ENG to ENH. This has lead to considerable confusion between the two.       
                                                       All but three of the ENG pairs in the WDS (ENG  21, 39, and 68) were       
                                                       actually discovered by Engelhardt. Pairs were not renamed, however,        
                                                       in order to avoid confusion with already published measures.]              
Eng1865    ENG0   Engelmann, R.                        Messungen Neunzig Doppelsternen, 1865                                      
Eng1865b          Engelmann, R.                        AN 64, 81, #1518, 1865                                                     
Eng1868    ENG0   Engelmann, R.                        AN 70, 257, 1868                                                           
Eng1868b          Engelmann, R.                        AN 71, 253, #1696, 1868                                                    
Eng1875A          Engelmann, R.                        cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Eng1882           Engelmann, R.                        Pub. K. Univ. Sternwarte Leipzig, Heft 1, 33, 1882                         
                                                         (Note: Most data were published in AN 70, 257, 1868.  Some of the        
                                                         remaining measures were too discrepant, so not added to the WDS.)        
Eng1885a   ENG2   Engelmann, R.                        AN 111, 337, 1885                                                          
Eng1885b   ENG2   Engelmann, R.                        AN 112, 193, 1885                                                          
Eng1886    ENG2   Engelmann, R.                        AN 115, 81, 1886                                                           
Eng1887    ENG2   Engelmann, R.                        AN 117, 17, 1887                                                           
Eng1906A          Engelmann, R.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Eng1913A          Engelmann, R.                        cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Eng1937A          Engelmann, R.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
           ENH                                         [Note: Some time after publication of the IDS, the designation for         
                                                       Engelmann was changed from EN to ENG and that for Engelhardt from          
                                                       ENG to ENH. This has lead to considerable confusion between the two.       
                                                       All but three of the ENG pairs in the WDS (ENG  21, 39, and 68)            
                                                       were actually discovered by Engelhardt. Pairs were not renamed,            
                                                       however, in order to avoid confusion with already published measures.]     
Enh1887a   ENH0   Engelhardt, B. von                   AN 117, 1, 1887                                                            
Enh1887b   ENH0   Engelhardt, B. von                   AN 117, 277, 1887                                                          
Enh1890           Engelhardt, B. von                   Dresden, Engelhardt Sternwarte, part 2, 1890                               
Enh1895           Engelhardt, B. von                   Dresden, Engelhardt Sternwarte, part 3, 1895                               
Enh1906A          Engelhardt, B. von                   cited by Lewis (MemRAS 56, 1, 1906)                                        
Enh1913A          Engelhardt, B. von                   cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
                                                                                                                                  
ENO        ENO    European Network Observations        See papers by Cuypers and Lampens                                          
                                                                                                                                  
Erc1970           Erceg, V.                            Bull. Obs. Astron. Belgrade 28, 137, 1970                                  
Erc1975           Erceg, V.                            Bull. Obs. Astron. Belgrade #126, 50, 1975                                 
Erc1977           Erceg, V.                            Bull. Obs. Astron. Beograde #128, 24, 1977                                 
Erc1978a          Erceg, V.                            Bull. Obs. Astron. Belgrade #129, 14, 1978                                 
Erc1978b          Erceg, V.                            Bull. Obs. Astron. Belgrade #129, 17, 1978                                 
Erc1978c   ERC0   Erceg, V.                            Bull. Obs. Astron. Belgrade #129, 22, 1978                                 
Erc1979    ERC0   Erceg, V.                            Bull. Obs. Astron. Belgrade #130, 37, 1979                                 
Erc1981a          Erceg, V.                            Bull. Obs. Astron. Belgrade #131, 20, 1981                                 
Erc1981b          Erceg, V.                            Inf. Circ. 85, 1981                                                        
Erc1982a          Erceg, V.                            Inf. Circ. 86, 1982                                                        
Erc1982b          Erceg, V.                            Inf. Circ. 88, 1982                                                        
Erc1983a          Erceg, V.                            Inf. Circ. 90, 1983                                                        
Erc1983b          Erceg, V.                            Inf. Circ. 91, 1983                                                        
Erc1984a          Erceg, V.                            Inf. Circ. 93, 1984                                                        
Erc1984b          Erceg, V.                            Bull. Obs. Astron. Belgrade #134, 54, 1984                                 
Erc1985a          Erceg, V.                            Bull. Obs. Astron. Belgrade #135, 45, 1985                                 
Erc1985b          Erceg, V. & Olevic, D.               Inf. Circ. 96, 1985                                                        
Erc1986a          Erceg, V. & Olevic, D.               Inf. Circ. 100, 1986                                                       
Erc1986b          Erceg, V. & Olevic, D.               Bull. Obs. Astron. Belgrade #136, 78, 1986                                 
Erc1987           Erceg, V. & Olevic, D.               Inf. Circ. 103, 1987                                                       
Erc1988           Erceg, V. & Olevic, D.               Bull. Obs. Astron. Belgrade #138, 76, 1988                                 
                                                                                                                                  
Erk1873    ERK0   Erck, W.                             MNRAS 34, 124, 1873                                                        
                                                                                                                                  
Ern1921    ERN0   Ernst, E.                            Publ. Heidelberg Sternw. 8, 1, 1921                                        
                                                                                                                                  
ERO        ERO                                         (the EROS collaboration)                                                   
ERO1999           Goldman, B. et al.                   A&A 351, L5, 1999                                                          
                                                                                                                                  
Es_1901    ES 4   Espin, T.E.                          AN 155, 321, 1901                                                          
Es_1902a   ES 4   Espin, T.E.                          AN 158, 241, 1902                                                          
Es_1902b   ES 9   Espin, T.E.                          MNRAS 62, 528, 1902                                                        
Es_1902c          Espin, T.E.                          MNRAS 62, 402, 1902                                                        
Es_1903    ES 4   Espin, T.E.                          MNRAS 63, 172, 1903                                                        
Es_1904a   ES 4   Espin, T.E.                          MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905)               
Es_1904b   ES 4   Espin, T.E.                          MNRAS 64, 675, 1904                                                        
Es_1905    ES 9   Espin, T.E.                          MNRAS 65, 710, 1905                                                        
Es_1906a   ES 4   Espin, T.E.                          MNRAS 66, 141, 1906                                                        
Es_1906b   ES 4   Espin, T.E.                          MNRAS 66, 430, 1906                                                        
Es_1906C   ES 9   Espin, T.E.                          cited in BDS (Burnham Double Star Cat.), 1906                              
Es_1906D          Espin, T.E.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Es_1907a   ES 4   Espin, T.E.                          MNRAS 67, 190, 1907                                                        
Es_1907b   ES 0   Espin, T.E.                          MNRAS 67, 495, 1907                                                        
Es_1908a   ES 0   Espin, T.E.                          MNRAS 68, 202, 1908                                                        
Es_1908b   ES 0   Espin, T.E.                          MNRAS 68, 523, 1908                                                        
Es_1908c          Espin, T.E.                          JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909)                      
Es_1909a   ES 0   Espin, T.E.                          MNRAS 69, 218, 1909                                                        
Es_1909b   ES 0   Espin, T.E.                          MNRAS 69, 604, 1909                                                        
Es_1910a   ES 0   Espin, T.E.                          MNRAS 70, 237, 1910                                                        
Es_1910b   ES 0   Espin, T.E.                          MNRAS 70, 541, 1910                                                        
Es_1911    ES 0   Espin, T.E.                          MNRAS 71, 217, 1911                                                        
Es_1912    ES 0   Espin, T.E.                          MNRAS 72, 191, 1912                                                        
Es_1913    ES 1   Espin, T.E.                          MNRAS 73, 162, 1913                                                        
Es_1914    ES 1   Espin, T.E.                          MNRAS 74, 244, 1914                                                        
Es_1915a   ES 1   Espin, T.E.                          MNRAS 75, 203, 1915                                                        
Es_1915b   ES 1   Espin, T.E.                          MNRAS 75, 555, 1915                                                        
Es_1915c   ES 1   Espin, T.E.                          MNRAS 76, 210, 1915                                                        
Es_1917    ES 1   Espin, T.E.                          MNRAS 77, 236, 1917                                                        
Es_1918    ES 1   Espin, T.E.                          MNRAS 78, 189, 1918                                                        
Es_1919    ES 1   Espin, T.E.                          MNRAS 79, 211, 1919                                                        
Es_1920    ES 1   Espin, T.E.                          MNRAS 80, 329, 1920                                                        
Es_1921    ES 1   Espin, T.E.                          MNRAS 81, 232, 1921                                                        
Es_1922    ES 2   Espin, T.E.                          MNRAS 82, 187, 1922                                                        
Es_1923    ES 2   Espin, T.E.                          MNRAS 83, 154, 1923                                                        
Es_1924    ES 2   Espin, T.E.                          MNRAS 84, 162, 1924                                                        
Es_1925a   ES 2   Espin, T.E.                          MNRAS 85, 276, 1925                                                        
Es_1925b   ES 4   Espin, T.E.                          MNRAS 86, 79, 1925                                                         
Es_1926    ES 2   Espin, T.E.                          MNRAS 86, 131, 1926                                                        
Es_1927    ES 2   Espin, T.E.                          MNRAS 87, 215, 1927                                                        
Es_1928    ES 2   Espin, T.E.                          MNRAS 88, 185, 1928                                                        
Es_1929    ES 2   Espin, T.E.                          MNRAS 89, 268, 1929                                                        
Es_1930    ES 2   Espin, T.E.                          MNRAS 90, 317, 1930                                                        
Es_1931    ES 2   Espin, T.E.                          MNRAS 91, 294, 1931                                                        
Es_1932a   ES 3   Espin, T.E.                          MNRAS 92, 214, 1932                                                        
Es_1932B   ES 9   Espin, T.E.                          cited in ADS (Aitken Double Star Cat.), 1932                               
Es_1933    ES 3   Espin, T.E.                          MNRAS 93, 192, 1933                                                        
Es_1937A          Espin, T.E.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
ESG2001           Els, S.G. et al.                     A&A 370, L1, 2001                                                          
                                                                                                                                  
Est1983           Elst, E.W. & Nelles, B.              A&AS 53, 215, 1983                                                         
                                                                                                                                  
Eva1899           Evans, H.B.                          Popular Astron., June 1899                                                 
                                                                                                                                  
Eve1895           Everett, A.                          MNRAS 55, 440, 1895                                                        
                                                                                                                                  
Evn1969           Evans, D.S.                          MNRAS 142, 523, 1969                                                       
Evn1971           Evans, D.S.                          AJ 76, 1107, 1971                                                          
Evn1977           Evans, D.S. et al.                   AJ 82, 495, 1977                                                           
Evn1978           Evans, D.S. et al.                   AJ 83, 438, 1978                                                           
Evn1979           Evans, D.S. & Fekel, F.C.            ApJ 228, 497, 1979                                                         
Evn1980           Edwards, D. et al.                   AJ 85, 478, 1980                                                           
Evn1981           Evans, D.S. & Edwards, D.A.          AJ 86, 1277, 1981                                                          
Evn1983a          Evans, D.S. & Edwards, D.A.          AJ 88, 1845, 1983                                                          
Evn1983b          Evans, D.S.                          IAU Colloq 62, Lowell Obs Bull 167, v 9, #1, 154, 1983                     
                                                         "Current Techniques in Double and Multiple Star                          
                                                         Research", R.A. Harrington & O.G. Franz, eds.                            
Evn1985           Evans, D.S. et al.                   AJ 90, 2360, 1985                                                          
Evn1986           Evans, D.S. et al.                   AJ 92, 1210, 1986                                                          
                                                                                                                                  
Evs2006           Evans, N.R. et al.                   AAS meeting 207, #11.04, 2006                                              
                                                                                                                                  
Fab2000a          Fabricius, C. & Makarov, V.V.        A&A 356, 141, 2000                                                         
Fab2000b   FAB0   Fabricius, C. & Makarov, V.V.        A&AS 144, 45, 2000                                                         
Fab2000C   FAB0   Fabricius, C.                        cited by Richichi (A&A 364, 225, 2000)                                     
                                                                                                                                  
Fal1999    FAL0   Falin, J.L. & Mignard, F.            A&AS 135, 231, 1999                                                        
                                                                                                                                  
Fan1956           Fantoli, A.                          Contr. Oss. Astr. Mte. Mario #236, 1956                                    
                                                                                                                                  
Far1937A          Fargis, G.A.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Fat1927    FAT5   Fatou, P.                            J. Obs. 10, 96, 1927                                                       
Fat1928    FAT5   Fatou, P.                            J. Obs. 11, 76, 1928                                                       
Fat1941    FAT5   Fatou, P.                            J. Obs. 24, 29, 1941                                                       
                                                                                                                                  
Fay1901    FAY0   Fayet, G.                            Ann. Obs. Paris, 1901                                                      
                                                                                                                                  
Fch1998    FCH0   Fischer, O. et al.                   A&A 334, 969, 1998                                                         
                                                                                                                                  
Fea1937A          Fearnley, C.F.                       cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Fed1975           Federer, C.A.                        Sky & Telescope, 50, 72, 1975                                              
                                                                                                                                  
Fei1969           Feierman, B.H.                       AJ 74, 244, 1969                                                           
Fei1971    FEI0   Feierman, B.H.                       AJ 76, 73, 1971                                                            
                                                                                                                                  
Fek1980           Fekel, F.C. et al.                   AJ 85, 490, 1980                                                           
Fek1983           Fekel, F.C. & Tomkin, J.             PASP 95, 1000, 1983                                                        
Fek1986           Fekel, F.C. & Scarfe, C.D.           AJ 92, 1162, 1986                                                          
Fek1993           Fekel, F.C. & Tomkin, J.             AJ 106, 1156, 1993                                                         
Fek1997    FEK0   Fekel, F.C. et al.                   AJ 113, 1095, 1997                                                         
Fek2002           Fekel, F.C. et al.                   AJ 123, 1723, 2002                                                         
                                                                                                                                  
Fen1929    FEN2   Fender, F.G.                         AN 235, 421, 1929                                                          
Fen1932    FEN5   Fender, F.G.                         Publ. Univ. Penn. 5, Pt.1, Sec.3, 1932                                     
                                                                                                                                  
Fer1960    FER8   Ferrin, A.                           Urania 45, 252, 1960                                                       
                                                                                                                                  
Fes1913    FES0   Fessenkov, B.                        Bull. Astronomique 30, 115, 1913                                           
                                                                                                                                  
Fic1939    FIC8   Finch                                Greenwich Observations, B1, 1939                                           
                                                                                                                                  
Fil1937    FIL5   Filipov, M.L.                        J. Obs. 20, 74, 1937                                                       
                                                                                                                                  
Fin1926           Finsen, W.S.                         Union Obs. Circ. 68, 343, 1926                                             
Fin1927A          Finsen, W.S.                         cited in SDS (Southern Double Star Catalog), 1927                          
Fin1928a   FIN5   Finsen, W.S.                         Union Obs. Circ. 3, 35, 1928                                               
Fin1928b   FIN2   Finsen, W.S.                         MNRAS 88, 488, 1928                                                        
Fin1929a   FIN5   Finsen, W.S.                         Union Obs. Circ. 3, 85, 1929                                               
Fin1929b   FIN0   Finsen, W.S.                         Union Obs. Circ. 3, 99, 1929                                               
Fin1929c          Finsen, W.S.                         Union Obs. Circ. 81, 112, 1929                                             
Fin1931    FIN2   Finsen, W.S.                         MNRAS 92, 19, 1931                                                         
Fin1932a   FIN5   Finsen, W.S.                         Union Obs. Circ. 3, 237, 1932                                              
Fin1932b          Finsen, W.S.                         Union Obs. Circ. 86, 259, 1932                                             
Fin1932c          Finsen, W.S.                         Union Obs. Circ. 88, 319, 1932                                             
Fin1933    FIN6   Finsen, W.S.                         Union Obs. Circ. 3, 379, 1933                                              
Fin1934a          Finsen, W.S.                         Union Obs. Circ. 4, 23-30, 1934                                            
Fin1934b   FIN5   Finsen, W.S.                         Union Obs. Circ. 4, 31, 1934                                               
Fin1935    FIN6   Finsen, W.S.                         Union Obs. Circ. 4, 134, 1935                                              
                                                         [U and T coded observations per van den Bos (J. Obs. 34, 85, 195, 1)     
Fin1935b          Finsen, W.S.                         Union Obs. Circ. 4, 147, 1935                                              
Fin1935c          Finsen, W.S.                         Union Obs. Circ. 4, 149, 1935                                              
Fin1936a   FIN6   Finsen, W.S.                         AN 261, 119, 1936                                                          
Fin1936b   FIN5   Finsen, W.S.                         Union Obs. Circ. 4, 263, 1936                                              
Fin1936c          Finsen, W.S.                         Union Obs. Circ. 4, 225, 1936                                              
Fin1937a          Finsen, W.S.                         Union Obs. Circ. 4, 344-361, 1937                                          
Fin1937b          Finsen, W.S.                         Union Obs. Circ. 4, 359, 1937                                              
Fin1938a          Finsen, W.S.                         Union Obs. Circ. 4, 445-463, 1938                                          
Fin1938b          Finsen, W.S.                         Union Obs. Circ. 4, 466-479, 1938                                          
Fin1941    FIN6   Finsen, W.S.                         Union Obs. Circ. 5, 74, 1941                                               
Fin1951a   FIN6   Finsen, W.S.                         Union Obs. Circ. 6, 104, 1951                                              
Fin1951b   FIN6   Finsen, W.S.                         Union Obs. Circ. 6, 94, 1951                                               
Fin1952    FIN2   Finsen, W.S.                         MNASSA 11, 30, 1952                                                        
Fin1953a          Finsen, W.S.                         MNASSA 12, 18, 1953                                                        
Fin1953b   FIN0   Finsen, W.S.                         MNASSA 12, 34, 1953                                                        
Fin1953c   FIN2   Finsen, W.S.                         MNASSA 12, 86, 1953                                                        
Fin1953d   FIN6   Finsen, W.S.                         Union Obs. Circ. 6, 170, 1953                                              
Fin1954a          Finsen, W.S.                         Union Obs. Circ. 6, 231, 1954                                              
Fin1954b          Finsen, W.S.                         Union Obs. Circ. 6, 232, 1954                                              
Fin1954c   FIN6   Finsen, W.S.                         Union Obs. Circ. 6, 240, 1954                                              
Fin1955a   FIN2   Finsen, W.S.                         MNASSA 14, 23, 1955                                                        
Fin1955b          Finsen, W.S.                         MNASSA 14, 84, 1955                                                        
Fin1956a   FIN8   Finsen, W.S.                         Union Obs. Circ. 6, 259, 1956                                              
Fin1956b          Finsen, W.S.                         MNASSA 15, 49, 1956                                                        
Fin1957    FIN8   Finsen, W.S.                         MNASSA 16, 113, 1957                                                       
Fin1958    FIN8   Finsen, W.S.                         Union Obs. Circ. 6, 315, 1958                                              
Fin1959a   FIN8   Finsen, W.S.                         Union Obs. Circ. 6, 302, 1959                                              
Fin1959b   FIN8   Finsen, W.S.                         MNASSA 18, 31, 1959                                                        
Fin1959c          Finsen, W.S.                         J. Obs. 42, 81, 1959                                                       
Fin1960a   FIN9   Finsen, W.S.                         MNASSA 19, 28, 1960                                                        
Fin1960b   FIN9   Finsen, W.S.                         Union Obs. Circ. 6, 333, 1960                                              
Fin1960c   FIN9   Finsen, W.S.                         MNASSA 19, 178, 1960                                                       
Fin1961    FIN9   Finsen, W.S.                         Union Obs. Circ. 6, 367, 1961                                              
Fin1962a   FIN9   Finsen, W.S.                         Republic Obs. Circ. 7, 10, 1962                                            
Fin1962b          Finsen, W.S.                         Republic Obs. Circ. 7, 13-14, 1962                                         
Fin1962c          Finsen, W.S.                         Republic Obs. Circ. 7, 15, 1962                                            
Fin1963a   FIN0   Finsen, W.S.                         Republic Obs. Circ. 7, 32, 1963                                            
Fin1963b          Finsen, W.S.                         Republic Obs. Circ. 7, 38-40, 1963                                         
Fin1963c          Finsen, W.S.                         Republic Obs. Circ. 7, 41, 1963                                            
Fin1964a   FIN0   Finsen, W.S.                         Republic Obs. Circ. 7, 53, 1964                                            
Fin1964b          Finsen, W.S.                         Republic Obs. Circ. 7, 59, 1964                                            
Fin1964c          Finsen, W.S.                         J. Obs. 47, 98, 1964                                                       
Fin1964d          Finsen, W.S.                         Republic Obs. Circ. 7, 63-64, 1964                                         
Fin1965a   FIN0   Finsen, W.S.                         Republic Obs. Circ. 7, 79, 1965                                            
Fin1965b          Finsen, W.S.                         Republic Obs. Circ. 7, 85, 1965                                            
Fin1966a   FIN0   Finsen, W.S.                         Republic Obs. Circ. 7, 108, 1966                                           
Fin1966b          Finsen, W.S.                         Inf. Circ. 40, 1966                                                        
Fin1966c          Finsen, W.S.                         Republic Obs. Circ. 7, 115, 1966                                           
Fin1966d          Finsen, W.S.                         Republic Obs. Circ. 7, 116, 1966                                           
Fin1966e          Finsen, W.S.                         Republic Obs. Circ. 7, 121, 1966                                           
Fin1967a   FIN6   Finsen, W.S.                         Republic Obs. Circ. 7, 138, 1967                                           
Fin1967b          Finsen, W.S.                         Republic Obs. Circ. 7, 149-150, 1967                                       
Fin1968a          Finsen, W.S.                         Republic Obs. Circ. 7, 170-171, 1968                                       
Fin1968b          Finsen, W.S.                         Inf. Circ. 44, 1968                                                        
Fin1969a   FIN0   Finsen, W.S.                         Republic Obs. Circ. 7, 187, 1969                                           
Fin1969b          Finsen, W.S.                         Republic Obs. Circ. 7, 190, 1969                                           
Fin1969c          Finsen, W.S.                         Republic Obs. Circ. 7, 194-195, 1969                                       
Fin1970a          Finsen, W.S.                         Inf. Circ. 52, 1970 (also Republic Obs. Circ. 7, 261, 1970)                
Fin1970b          Finsen, W.S. & Worley, C.E.          Republic Obs. Circ. 7, 203, 1970 (Third Orbit Catalog)                     
Fin1973a          Finsen, W.S.                         Inf. Circ. 60, 1973                                                        
Fin1973b          Finsen, W.S.                         Inf. Circ. 61, 1973                                                        
Fin1976           Finsen, W.S.                         Inf. Circ. 69, 1976                                                        
Fin1977a          Finsen, W.S.                         Inf. Circ. 71, 1977                                                        
Fin1977b          Finsen, W.S.                         Inf. Circ. 72, 1977                                                        
Fin1978           Finsen, W.S.                         Inf. Circ. 74, 1978                                                        
Fin9999    FIN9   Finsen, W.S.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Fjl1921a   FJL0   Fjeltofte, S.                        AN 215, 1, 1921                                                            
Fjl1921b   FJL0   Fjeltofte, S.                        AN 215, 367, 1921                                                          
Fjl1924a   FJL0   Fjeltofte, S.                        AN 222, 64, 1924                                                           
Fjl1924b   FJL0   Fjeltofte, S.                        AN 222, 283, 1924                                                          
                                                                                                                                  
Fla1874           Flammarion, C.                       Compte Rendus 89, 1248, 1874                                               
Fla1874b          Flammarion, C.                       MNRAS 34, 426, 1874                                                        
Fla1877           Flammarion, C.                       Obs. 1, 245, 1877                                                          
Fla1878           Flammarion, C.                       Catalogue des Etoiles Doubles, 1878                                        
Fla1878B          Flammarion, C.                       cited by Gledhill (Obs 2, 146, 1878)                                       
Fla1878C          Flammarion, C.                       cited by Gledhill (Obs 2, 183, 1878)                                       
Fla1878D          Flammarion, C.                       cited by Gledhill (Obs 2, 239, 1878)                                       
Fla1879A          Flammarion, C.                       cited by Gledhill (Obs 2, 380, 1879)                                       
Fla1879B          Flammarion, C.                       cited by Gledhill (Obs 3, 53 1879)                                         
Fla1879C          Flammarion, C.                       cited by Gledhill (Obs 3, 86 1879)                                         
Fla1879D          Flammarion, C.                       cited by Gledhill (Obs 3, 114, 1879)                                       
Fla1879E          Flammarion, C.                       cited by Gledhill (Obs 3, 142, 1879)                                       
Fla1879F          Flammarion, C.                       cited by Gledhill (Obs 3, 200, 1879)                                       
Fla1879G          Flammarion, C.                       cited by Gledhill (Obs 2, 415, 1878)                                       
Fla1880A          Flammarion, C.                       cited by Gledhill (Obs 3, 535, 1880)                                       
Fla1880B          Flammarion, C.                       cited by Burnham (MNRAS 40, 497, 1880)                                     
Fla1906A          Flammarion, C.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
Fla1937A          Flammarion, C.                       cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Fle1956    FLE8   Fleckenstein, J.                     Mem. Soc. Astron. Ital. 27, 149, 1956                                      
Fle1958    FLE8   Fleckenstein, J.                     Milan Merate New Ser, #115, 1958                                           
                                                                                                                                  
Fli1906A          Flint, A.S.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Fli1937A          Flint, A.S.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Flm1844A          Flamsteed                            cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
                                                                                                                                  
Flo1956           Florsch, A.                          J. Obs. 39, 71, 1956                                                       
                                                                                                                                  
Flr1931           Fletcher, A.                         MNRAS 92, 121, 1931                                                        
                                                                                                                                  
Flt1851a          Fletcher, I.                         AN 32, 385, #768, 1851                                                     
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Flt1851d          Fletcher, I.                         MNRAS 11, 232, 1851                                                        
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Flt1853a   FLT0   Fletcher, I.                         MemRAS 22, 167, 1853                                                       
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Flt1853c          Fletcher, I.                         MNRAS 13, 256, 1853                                                        
Flt1855           Fletcher, I.                         MNRAS 15, 161, 1855                                                        
Flt1858A          Fletcher, I.                         cited by Smyth (MNRAS 18, 316, 1858)                                       
Flt1906A          Fletcher, I.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Flt1937A          Fletcher, I.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
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FMR1998a   FMR0   Romero, F.M.R.                       Tribuna de Astronomia, #148, March 1998                                    
FMR1998b   FMR0   Romero, F.M.R.                       Tribuna de Astronomia, #156, Nov 1998                                      
FMR1999a   FMR0   Romero, F.M.R.                       Tribuna de Astronomia, #159, Feb 1999                                      
FMR1999b   FMR0   Romero, F.M.R.                       Tribuna de Astronomia, #161, Apr 1999                                      
FMR1999c   FMR0   Romero, F.M.R.                       Tribuna de Astronomia, #162, May 1999                                      
FMR1999d   FMR0   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #4, May 1999                             
FMR1999e   FMR1   Romero, F.M.R.                       Tribuna de Astronomia, #163, Jun 1999                                      
FMR1999f   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #3, Sep 1999                             
FMR1999g   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #4, Oct 1999                             
FMR1999h   FMR0   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #5, Nov 1999                             
FMR1999i   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #6, Dec 1999                             
FMR2000a   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #7, Jan 2000                             
FMR2000b   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #8, Feb 2000                             
FMR2000c   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #11, May 2000                            
FMR2000d   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #12, June 2000                           
FMR2000e   FMR1   Romero, F.M.R.                       Tribuna de Astronomia y Universo, #17, Nov 2000                            
FMR2001           Romero, F.M.R.                       Spanish American League of Astron., Circ #1, 2001                          
FMR2003           Romero, F.M.R.                       OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
FMR2004           Romero, F.M.R.                       Double Star Observer, 10, #6, 2004                                         
FMR2005           Romero, F.M.R.                       LIADA Double Star Section Circular #2, 2005                                
FMR2005b          Romero, F.M.R.                       JDSO 1, 24, 2005                                                           
FMR2006           Romero, F.M.R.                       Inf. Circ. 158, 2006                                                       
FMR9999    FMR9   Romero, F.M.R.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Fnk1984    FNK0   Finkenzeller, U. & Mundt, R.         A&AS 55, 109-141, 1984                                                     
                                                                                                                                  
Fnz1958           Franz, O.G.                          AJ 63, 329, 1958                                                           
Fnz1982           Franz, O.G.                          private communication to C.E. Worley, 1982                                 
                                                                                                                                  
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Fos1970    FOS0   Fossat, E.                           A&AS 1, 409, 1970                                                          
                                                                                                                                  
Fox1915    FOX5   Fox, P.                              Ann. Dearborn Obs. 1, 1, 1915                                              
Fox1925    FOX5   Fox, P.                              Ann. Dearborn Obs. 2, 1, 1925                                              
Fox1932A   FOX9   Fox, P.                              cited in ADS (Aitken Double Star Cat.), 1932                               
Fox1946    FOX5   Fox, P.                              Ann. Dearborn Obs. 6, 1, 1946                                              
                                                                                                                                  
Fra1984           Frangetto, R.                        Webb Soc., Double Star Circ. 3, 1984, part 2                               
Fra1986    FRA0   Frangetto, R.                        Webb Society Handbook (2nd ed.), 1986                                      
                                                                                                                                  
Frd1960           Fredrick, L.W.                       AJ 65, 628, 1960                                                           
                                                                                                                                  
Fre1911    FRE2   Fredrickson, M.                      Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
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Frg1863    FRG0   Ferguson, J.                         Washington Observations, 279, 1863                                         
                                                                                                                                  
Frh1932A   FRH    Furuhjelm, R.                        cited in ADS (Aitken Double Star Cat., 1932)                               
                                                                                                                                  
Fri1866           Fritsche                             Bull. Imp. Acad. Sci. St. Petersburg, 10, 1866                             
                                                                                                                                  
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Frk1914b   FRK0   Franks, W.S.                         MNRAS 75, 96, 1914                                                         
Frk1915    FRK0   Franks, W.S.                         MNRAS 76, 24, 1915                                                         
Frk1916    FRK0   Franks, W.S.                         MNRAS 77, 46, 1916                                                         
Frk1917    FRK0   Franks, W.S.                         MNRAS 78, 82, 1917                                                         
Frk1918    FRK0   Franks, W.S.                         MNRAS 79, 83, 1918                                                         
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Frl1896A          Froley, J.W.                         cited by See (Evolution of Stellar Systems v1, 1896)                       
                                                                                                                                  
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Frn1952           Franklin, K.L.                       ApJ 116, 383, 1952                                                         
                                                                                                                                  
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Frr1906A          Ferrari, P.G.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Frs1880    FRS0   Frisby, E.                           Washington Observations, 1880                                              
Frs1880b          Frisby, E.                           AN 97, 319, 1880 (measures also found in Frs1880)                          
Frs1881    FRS0   Frisby, E.                           Washington Observations, 1881                                              
Frs1882    FRS0   Frisby, E.                           Washington Observations, 1882                                              
Frs1882b          Frisby, E.                           MNRAS 42, 323, 1882                                                        
Frs1883    FRS0   Frisby, E.                           Washington Observations, 1883                                              
Frs1911    FRS2   Frisby, E.                           Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
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Frw1946           Ferwerda, J.G. & Kooreman, C.J.      BAN 10, 169, 1946                                                          
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Frz1885    FRZ0   Franz, J.                            AN 111, 129, 1885                                                          
Frz1892    FRZ0   Franz, J.                            AN 129, 121, 1892                                                          
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Fur1903    FUR1   Furner, H.                           Greenwich Observations, 1903                                               
Fur1903b          Furner, H. .                         MNRAS 63, 403, 1903 (data also in Greenwich Observations, 1902)            
Fur1904    FUR1   Furner, H.                           Greenwich Observations, 1904                                               
Fur1905    FUR1   Furner, H.                           Greenwich Observations, 1905                                               
Fur1906    FUR1   Furner, H.                           Greenwich Observations, 1906                                               
Fur1906B          Furner, H.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Fur1907    FUR1   Furner, H.                           Greenwich Observations, 1907                                               
Fur1908    FUR1   Furner, H.                           Greenwich Observations, 1908                                               
Fur1909    FUR1   Furner, H.                           Greenwich Observations, 1909                                               
Fur1920    FUR5   Furner, H.                           Greenwich Observations, F1, 1920                                           
Fur1921    FUR5   Furner, H.                           Greenwich Cat. of Double Stars, 1921                                       
Fur1925    FUR5   Furner, H.                           Greenwich Observations, C5, 1925                                           
Fur1927    FUR5   Furner, H.                           Greenwich Observations, B1, 1927                                           
Fur1930    FUR5   Furner, H.                           Greenwich Observations, B1, 1930                                           
Fur1931    FUR5   Furner, H.                           Greenwich Observations, B1, 1931                                           
Fur1932    FUR5   Furner, H.                           Greenwich Observations, B1, 1932                                           
Fur1932B          Furner, H.                           cited in ADS (Aitken Double Star Cat., 1932)                               
Fur1934    FUR6   Furner, H.                           Greenwich Observations, B1, 1934                                           
Fur1935    FUR7   Furner, H.                           Greenwich Observations, B1, 1935                                           
Fur1937    FUR8   Furner, H.                           Greenwich Observations, B1, 1937                                           
                                                                                                                                  
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Gal1914    GAL0   Gallo, J.                            Bol. Tacubaya #4, 1914                                                     
                                                                                                                                  
GAn1897           Anderson, G.                         AJ 18, 30, 1897 (measure also found in Hl_1888)                            
                                                                                                                                  
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Gau1924    GAU5   Gauchet, P.L.                        AJ 36, 67, 1924                                                            
Gau1925    GAU5   Gauchet, P.L.                        J. Obs. 8, 65, 1925                                                        
Gau1926a   GAU5   Gauchet, P.L.                        Ann. Shanghai Obs. Zo-Se 14, 131, 1926                                     
Gau1926b   GAU0   Gauchet, P.L.                        AJ 37, 47, 1926                                                            
Gau1928    GAU0   Gauchet, P.L.                        J. Obs. 11, 112, 1928                                                      
Gau1932A   GAU9   Gauchet, P.L.                        cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Gav1950    GAV5   Gaviola, E.                          ApJ 111, 408, 1950                                                         
                                                                                                                                  
Gbb1924a   GBB0   Gabba, L.                            Cont. Obs. Brera Milan #7, 1924                                            
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GC_9999    GC 9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Gcb1932    GCB2   Giacobini, M.                        J. Obs. 15, 29, 1932                                                       
Gcb1932B          Giacobini, M.                        cited in ADS (Aitken Double Star Cat., 1932)                               
Gcb1934    GCB5   Giacobini, M.                        Paris Obs. Cat., 1934                                                      
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Ge_1954           Gasteyer, C.                         AJ 59, 243, 1954                                                           
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GEA2003           Grup d'Estudis Astronòmics           OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003     
                                                                                                                                  
Ged9999    GED5   Geddes, M.                           Reference unavailable.                                                     
Ged1940a          Geddes, M.                           Astr. Bull. Carter Obs. No. 1, 1940                                        
Ged1940b          Geddes, M.                           Astr. Bull. Carter Obs. No. 3, 1940                                        
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Ged1940d          Geddes, M.                           Astr. Bull. Carter Obs. No. 5, 1940                                        
Ged1940e          Geddes, M.                           Astr. Bull. Carter Obs. No. 6, 1940                                        
Ged1940f          Geddes, M.                           Astr. Bull. Carter Obs. No. 7, 1940                                        
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Gel1987    GEL0   Gellera, D.                          AN 308, 149, 1987                                                          
Gel1986    GEL0   Gellera, D.                          Webb Society Handbook (2nd ed), 1986                                       
Gel1989    GEL0   Gellera, D.                          Webb Soc., Double Star Circ. 4, 1989                                       
Gel1990    GEL0   Gellera, D.                          AN 311, 117, 1990                                                          
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Gii1991    GII0   Gili, R.                             AN 312, 41, 1991                                                           
Gii1994    GII0   Gili, R. (Couteau & Gili)            A&AS 106, 377, 1994                                                        
Gii1997    GII0   Gili, R. & Couteau, P.               A&AS 126, 1, 1997                                                          
Gii2001    GII0   Gili, R. & Bonneau, D.               A&A 378, 954, 2001                                                         
                                                                                                                                  
Gil1884           Gill, D.                             MemRAS 48, 13, 1884                                                        
Gil1899    GIL0   Gill, D.                             Ann. Cape Obs. 2, Pt.4, 1899                                               
                                                                                                                                  
Gin1985           Ginestet, N. et al.                  A&A 144, 403, 1985                                                         
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Gir1992    GIR0   Girard, P.M.                         Webb Soc., Double Star Circ. 5, 1992                                       
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Gld1878a          Gledhill, J.                         Obs. 2, 146, 1878                                                          
Gld1878b          Gledhill, J.                         Obs. 2, 183, 1878                                                          
Gld1878c          Gledhill, J.                         Obs. 2, 239, 1878                                                          
Gld1879a          Gledhill, J.                         Obs. 2, 380, 1879                                                          
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Gld1906A          Gledhill, J.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Gld1914A          Gledhill, J.                         cited by Rabe (AN 198, 107, 1914)                                          
Gld1937A          Gledhill, J.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Gle1897    GLE0   Gale, W.F.                           AN 143, 293, 1897                                                          
                                                                                                                                  
Glg2003           Gallagher, J.D.                      private comm., 2003                                                        
                                                                                                                                  
Gli1868    GLI0   Gilliss, J.M.                        Washington Obs., Appendix 1, 63, 1868                                      
                                                                                                                                  
Gll1840    GLL0   Galle, G.                            Beob. K. Sternw. Berlin 1, 142, 1840                                       
                                                                                                                                  
Glm9999    GLM9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Glo2002           Gallo, M.                            Webb Soc., Double Star Circ. 10, 2002                                      
                                                                                                                                  
Gln2006           Golden, A. & Makarov, A.A.           astro-ph/0606923 (in press, 2006)                                          
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Glp1888           Glasenapp, S.                        MNRAS 48, 254, 1888                                                        
Glp1889           Glasenapp, S.                        AN 123, 185, #2940, 1889                                                   
Glp1891           Glasenapp, S.                        AJ 11, 41, 1891                                                            
Glp1892a          Glasenapp, S.                        AN 130, 409, #3119, 1892                                                   
Glp1892b          Glasenapp, S.                        AN 130, 411, #3119, 1892                                                   
Glp1892c          Glasenapp, S.                        AN 130, 415, #3119, 1892                                                   
Glp1892d          Glasenapp, S.                        MNRAS 52, 546, 1892                                                        
Glp1892e          Glasenapp, S.                        MNRAS 52, 548, 1892                                                        
Glp1892f   GLP5   Glasenapp, S.                        Mesures d'Etoiles Doubles, v1, Imp Acad Sci St. Petersburg, 1892           
Glp1893a          Glasenapp, S.                        AN 132, 1, #3145, 1893                                                     
Glp1893b          Glasenapp, S.                        AN 132, 3, #3145, 1893                                                     
Glp1893c          Glasenapp, S.                        AN 133, 143, #3177, 1893                                                   
Glp1893d          Glasenapp, S.                        A&A 12, 402, 1893                                                          
Glp1893e          Glasenapp, S.                        A&A 12, 702, 1893                                                          
Glp1894a   GLP5   Glasenapp, S.                        Mesures d'Etoiles Doubles, v2, Imp Acad Sci St. Petersburg, 1894           
Glp1894b          Glasenapp, S.                        AN 134, 7, #3193, 1894                                                     
Glp1895    GLP5   Glasenapp, S.                        Mesures d'Etoiles Doubles, v3, Imp Acad Sci St. Petersburg, 1895           
Glp1896A          Glasenapp, S.                        cited by See (Evolution of Stellar Systems, v1, 1895)                      
Glp1897    GLP5   Glasenapp, S.                        Mesures d'Etoiles Doubles, v4, Imp Acad Sci St. Petersburg, 1897           
Glp1899    GLP6   Glasenapp, S.                        Mesures d'Etoiles Doubles, v5, Imp Acad Sci St. Petersburg, 1899           
Glp1906A          Glasenapp, S.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Glp1913A          Glasenapp, S.                        cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
                                                                                                                                  
Glt2006           Gault, D.                            Royal Astronomical Society of New Zealand (occultation section)            
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Gnd1914    GND0   Grandon, R.                          AN 199, 171, 1914                                                          
                                                                                                                                  
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Gnt        GNT    Grant                                (from additional DD list)                                                  
                                                                                                                                  
Gny1879    GNY0   Goldney, G.A.                        AN 95, 1, 1879                                                             
Gny1906A          Goldney, G.A.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Goe1994    GOE0   Goecking, K.-D. et al.               A&A 289, 827, 1994                                                         
                                                                                                                                  
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Gon2002a          Gontcharov, G.A. & Kiyaeva, O.V.     SvAL 28, 261, 2002                                                         
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Gon2003           Gontcharov, G.A.                     A&A in press, 2003                                                         
                                                                                                                                  
Gor1884           Gore, J.E.                           MNRAS 44, 529, 1884                                                        
Gor1885           Gore, J.E.                           Proc. Royal Irish Acad., 4, #5, 1885                                       
Gor1886a          Gore, J.E.                           MNRAS 46, 103, 1886                                                        
Gor1886b          Gore, J.E.                           MNRAS 46, 291, 1886                                                        
Gor1886c          Gore, J.E.                           MNRAS 46, 444, 1886                                                        
Gor1886d          Gore, J.E.                           MNRAS 47, 12, 1886                                                         
Gor1887a          Gore, J.E.                           AN 117, 289, #2802, 1887                                                   
Gor1887b          Gore, J.E.                           MNRAS 47, 266, 1887                                                        
Gor1887c          Gore, J.E.                           MNRAS 47, 346, 1887                                                        
Gor1888           Gore, J.E.                           MNRAS 48, 257, 1888                                                        
Gor1889a          Gore, J.E.                           MNRAS 49, 420, 1889                                                        
Gor1889b          Gore, J.E.                           AN 122, 429, #2928, 1889                                                   
Gor1889a          Gore, J.E.                           MNRAS 50, 81, 1889                                                         
Gor1890           Gore, J.E.                           AN 125, 375, #2998, 1890                                                   
Gor1892a          Gore, J.E.                           AN 131, 137, #3129, 1892                                                   
Gor1892b          Gore, J.E.                           MNRAS 52, 503, 1892                                                        
Gor1892c          Gore, J.E.                           MNRAS 52, 505, 1892                                                        
Gor1892d          Gore, J.E.                           MNRAS 52, 550, 1892                                                        
Gor1892e          Gore, J.E.                           Proc. Royal Irish Acad., May 1892                                          
Gor1893a          Gore, J.E.                           MNRAS 53, 335, 1893                                                        
Gor1893b          Gore, J.E.                           MNRAS 53, 373, 1893                                                        
Gor1894           Gore, J.E.                           A&A 13, 559, 1894                                                          
Gor1895           Gore, J.E.                           AN 137, 329, #3283, 1895                                                   
Gor1896A          Gore, J.E.                           cited by See (Evolution of Stellar Systems, v1, 1896)                      
                                                                                                                                  
Gou1897A          Gould                                cited by See (MNRAS 57, 398, 1897)                                         
                                                                                                                                  
Gra1908    GRA0   Gratschov, M.                        Publ. Engelhardt Obs. #2, 21, 1908                                         
                                                                                                                                  
Grb1913A   GRB    Groombridge, S.                      cited by Burnham (carnegie Inst. Washington #168, 1913)                    
                                                                                                                                  
Grf1975           Radford, G.A. & Griffin, R.F.        Observatory 95, 143, 1975                                                  
Grf1977           Griffin, R.F. & Radford, G.A.        Observatory 97, 196, 1977                                                  
Grf1978           Griffin, R.F.                        Observatory 98, 47, 1978                                                   
Grf1979           Griffin, R.F.                        Observatory 99, 36, 1979                                                   
Grf1980a          Griffin, R.F.                        Observatory 100, 161, 1980                                                 
Grf1980b          Griffin, R.F.                        Observatory 100, 193, 1980                                                 
Grf1980c          Griffin, R. & Griffin, R.            MNRAS 193, 957, 1980                                                       
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Grf1981b          Griffin, R.F. & Herbig, G.H.         MNRAS 196, 33, 1981                                                        
Grf1981c          Griffin, R.F.                        Observatory 101, 175, 1981                                                 
Grf1982a          Griffin, R.F.                        Observatory 102, 27, 1982                                                  
Grf1982b          Griffin, R.F.                        Observatory 102, 82, 1982                                                  
Grf1982c          Griffin, R.F.                        MNRAS 200, 1161, 1982                                                      
Grf1983           Griffin, R.F.                        Observatory 103, 17, 1983                                                  
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Grf1984b          Griffin, R.F.                        Observatory 104, 148, 1984                                                 
Grf1984c          Griffin, R.F.                        Observatory 104, 224, 1984                                                 
Grf1984d          Griffin, R.F.                        Observatory 104, 267, 1984                                                 
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Grf1985b          Griffin, R.F. et al.                 AJ 90, 609, 1985                                                           
Grf1986a          Griffin, R.F.                        JRASC 80, 91, 1986                                                         
Grf1986b          Griffin, R.F.                        Observatory 106, 16, 1986                                                  
Grf1986c          Griffin, R.F.                        Observatory 106, 35, 1986                                                  
Grf1987           Griffin, R.F. & Heintz, W.D.         JRASC 81, 3, 1987                                                          
Grf1987b          Griffin, R.F.                        Observatory 107, 248, 1987                                                 
Grf1988           Griffin, R.F. et al.                 AJ 96, 172, 1988                                                           
Grf1988b          Reimers, D. et al.                   A&A 193, 180, 1988                                                         
Grf1991           Griffin, R.F.                        Observatory 111, 108, 1991                                                 
Grf1992           Griffin, R.F.                        Observatory 112, 219, 1992                                                 
Grf1999           Griffin, R.F. & Eitter, J.J.         Observatory 119, 320, 1999                                                 
Grf2000           Griffin, R.F. & Eitter, J.J.         Observatory 120, 260, 2000                                                 
Grf2002a          Griffin, R.F.                        Observatory 122, 14, 2002                                                  
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Grh1992    GRH0   Gorham, P.W. et al.                  AJ 103, 953, 1992                                                          
                                                                                                                                  
GrO1899    GRO0   Greenwich Obs.                       Greenwich Observations, 1899                                               
GrO1903    GRO0   Greenwich Obs.                       Greenwich Observations, 1903                                               
GrO1906A          Greenwich Obs.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
GrO1913A          Greenwich Obs.                       cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
GrO1932A   GRO9   Greenwich Obs.                       cited in ADS (Aitken Double Star Cat.), 1932                               
GrO1937A          Greenwich Obs.                       cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
GrO9999    GRO9   Greenwich Obs.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
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Grv2005a          Greaves, J.                          Webb Soc., Double Star Circ. 13, 2005                                      
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Grv2005c          Greaves, J.                          JDSO 1, 41, 2005                                                           
Grv2006           Greaves, J.                          private communication, 2006                                                
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Gsh1908    GSH0   Glaisher, J.                         Cambridge Obs. 24, Pt.1, 1908                                              
Gsh1937A          Glaisher, J.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
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Gtb1948    GTB5   Gottlieb, K.                         Mem. Comm. Obs. Mt. Stromlo 2, #4, 1948                                    
                                                                                                                                  
Gtl1949    GTL0   Gentili                              J. Obs. 32, 77, 1949                                                       
                                                                                                                                  
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Gui1932A   GUI9   Guillaume, J.                        cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Gum1891    GUM5   Gummere, H.V.                        Haverford College Studies #1, 1891                                         
Gum1906A          Gummere, H.V.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Gum1937A          Gummere, H.V.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Gus1925           Gushee, V.M.                         Popular Astron. 33, 308, 1925                                              
                                                                                                                                  
Gut1910    GUT0   Guterbock                            MemRAS 59, 291, 1910                                                       
Gut1911    GUT5   Guterbock                            Sitzungsb. Berlin Acad. Wiss. 41, 1911                                     
                                                                                                                                  
Guy1951    GUY8   Guyot, W.E.                          J. Obs. 34, 68, 1951                                                       
Guy1955    GUY8   Guyot, W.E.                          J. Obs. 38, 252, 1955                                                      
                                                                                                                                  
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Gyl1962    GYL5   Goyal, A.N.                          MNRAS 123, 413, 1962                                                       
Gyl1964    GYL5   Goyal, A.N.                          MNRAS 127, 215, 1964                                                       
Gyl1966    GYL5   Goyal, A.N.                          MNRAS 133, 15, 1966                                                        
Gyl1968    GYL5   Goyal, A.N.                          AJ 73, 366, 1968                                                           
Gyl1970    GYL5   Goyal, A.N.                          MNRAS 150, 235, 1970                                                       
                                                                                                                                  
Gzl1955           Guntzel-Lingner, U.                  AN 282, 183, 1955                                                          
Gzl1956a          Guntzel-Lingner, U.                  AN 283, 73, 1956                                                           
Gzl1956b          Guntzel-Lingner, U.                  AN 283, 145, 1956                                                          
Gzl1962    POT8   Guntzel-Lingner, U. et al.           Potsdam Obs. 30, Part 3, 101, 1962                                         
                                                                                                                                  
Gzz1955a          Giannuzzi, M.A.                      Oss. Roma Mte. Mario Cont. 218, 1955                                       
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Gzz1956a          Giannuzzi, M.A.                      Oss. Roma Mte. Mario Cont. 226, 1956                                       
Gzz1956b          Giannuzzi, M.A.                      Oss. Roma Mte. Mario Cont. 230, 1956                                       
                                                                                                                                  
H 1                                                    (Herschel DD - list 1)                                                     
H 2                                                    (Herschel DD - list 2)                                                     
H 3                                                    (Herschel DD - list 3)                                                     
H 4                                                    (Herschel DD - list 4)                                                     
H 5                                                    (Herschel DD - list 5)                                                     
H 6                                                    (Herschel DD - list 6)                                                     
H N                                                    (Herschel DD - "new" list)                                                 
H__1782A   H  0   Herschel, W.                         Phil. Trans. R. Soc. 72, 1782                                              
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H__1785A   H  0   Herschel, W.                         Phil. Trans. R. Soc. 75, 1785                                              
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H__1833A   H  0   Herschel, W.                         cited by J. Herschel (MemRAS 5, 13, 1833)                                  
H__1844A          Herschel, W.                         cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
H__1852A          Herschel, W.                         cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
H__1860A          Herschel, W.                         cited by Jacob (MemRAS 28, 13, 1860)                                       
H__1865A          Herschel, W.                         cited by Engelmann (AN 64, 81, #1518, 1865)                                
H__1867    H  0   Herschel, W.                         MemRAS 35, 21, 1867                                                        
H__1874A          Herschel, W.                         cited by Burnham (MNRAS 35, 28, 1874)                                      
H__1880A          Herschel, W.                         cited by Gledhill (Obs 3, 382, 1880)                                       
H__1880B          Herschel, W.                         cited by Gledhill (Obs 3, 447, 1880)                                       
H__1880C          Herschel, W.                         cited by Gledhill (Obs 3, 535, 1880)                                       
H__1880E          Herschel, W.                         cited by Gledhill (Obs 3, 314, 1880)                                       
H__1880F          Herschel, W.                         cited by Burnham (MNRAS 40, 497, 1880)                                     
H__1881           Herschel, W.                         cited by Gledhill (Obs 4, 19, 1881)                                        
H__1906A          Herschel, W.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
H__1906B          Herschel, W.                         cited in BDS (Burnham Double Star Cat.), 1906                              
                                                                                                                                  
Haa1919    HAA0   Haarh, G.                            AN 210, 225, 1919                                                          
Haa1920    HAA0   Haarh, G.                            AN 212, 71, 1920                                                           
Haa1921a   HAA0   Haarh, G.                            AN 215, 1, 1921                                                            
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Haf1948           Haffner, H.                          AN 276, 145, 1948                                                          
                                                                                                                                  
Hag1894    HAG0   Hagen, J.G.                          AN 136, 303, 1894                                                          
                                                                                                                                  
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Hau1966    HAU0   Haupt, H.                            Sitzungsb. Aust. Acad. Sci. #175, 293, 1966                                
                                                                                                                                  
Hav1906A          Haverford Col. Obs.                  cited by Lewis (MemRAS 56, 1, 1906)                                        
Hav1937A          Haverford Col. Obs.                  cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Haw1910    HAW0   Hawksworth                           MemRAS 59, 291, 1910                                                       
                                                                                                                                  
Hay1992    HAY0   Haywood, J.W. et al.                 ApJ 392, 172, 1992                                                         
                                                                                                                                  
HBr1974           Hanbury Brown et al.                 MNRAS 167, 121, 1974                                                       
                                                                                                                                  
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HdO9999    HDO9   Harvard Obs.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
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Hdz1980    HDZ0   Hernandez & Sahade                   PASP 92, 819, 1980                                                         
                                                                                                                                  
Hea1906A          Hearson                              cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Heg1983    HEG0   Hege, E.K. et al.                    IAU Colloq 62, Lowell Obs Bull 167, v 9, #1, 154, 1983                     
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Hei1954           Heintz, W.D.                         MNRAS 114, 600-605, 1954                                                   
Hei1956a   HEI8   Heintz, W.D.                         MNRAS 116, 248, 1956                                                       
Hei1956b          Heintz, W.D.                         AN 283, 145, 1956                                                          
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Hei1960a          Heintz, W.D.                         Veroff. Sternw. Munchen 5, 87-114, 1960                                    
Hei1960b   HEI8   Heintz, W.D.                         AN 285, 249, 1960                                                          
Hei1960c          Heintz, W.D.                         AN 285, 255, 1960                                                          
Hei1961    HEI8   Heintz, W.D.                         J. Obs. 44, 158, 1961                                                      
Hei1962           Heintz, W.D.                         Veroff. Sternw. Munchen 5, 135-160, 1962                                   
Hei1963a          Heintz, W.D.                         Veroff. Sternw. Munchen 5, 247-268, 1963                                   
Hei1963b   HEI8   Heintz, W.D.                         J. Obs. 46, 1, 1963                                                        
Hei1963c          Heintz, W.D.                         Z. Astrophys. 57, 159, 1963                                                
Hei1965a   HEI8   Heintz, W.D.                         J. Obs. 48, 5-10, 1965                                                     
Hei1965b   HEI8   Heintz, W.D.                         AN 289, 101, 1965                                                          
Hei1965c          Heintz, W.D.                         Veroff. Sternw. Munchen 7, 7-14, 1965                                      
Hei1966           Heintz, W.D.                         Veroff. Sternw. Munchen 7, 19-28, 1966                                     
Hei1967a          Heintz, W.D.                         Veroff. Sternw. Munchen 7, 29-34, 1967                                     
Hei1967b   HEI8   Heintz, W.D.                         J. Obs. 50, 343, 1967                                                      
Hei1967c          Heintz, W.D.                         AN 289, 269, 1967                                                          
Hei1967d          Heintz, W.D.                         J. Obs. 50, 357, 1967                                                      
Hei1968a          Heintz, W.D.                         AJ 73, 512, 1968                                                           
Hei1968b          Heintz, W.D.                         Inf. Circ. 44, 1968                                                        
Hei1969a          Heintz, W.D.                         A&A 1, 249, 1969                                                           
Hei1969b          Heintz, W.D.                         A&A 2, 169, 1969                                                           
Hei1969c          Heintz, W.D.                         AJ 74, 768, 1969                                                           
Hei1970a   HEI8   Heintz, W.D.                         AJ 75, 848, 1970                                                           
Hei1970b   HEI8   Heintz, W.D.                         A&AS 1, 393, 1970                                                          
Hei1971           Heintz, W.D.                         AJ 76, 277, 1971                                                           
Hei1972    HEI9   Heintz, W.D.                         AJ 77, 160, 1972                                                           
Hei1973a          Heintz, W.D.                         PASP 85, 408, 1973                                                         
Hei1973b          Heintz, W.D.                         AJ 78, 208, 1973                                                           
Hei1973c          Heintz, W.D.                         AJ 78, 307, 1973                                                           
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Hei1974b          Heintz, W.D.                         AJ 79, 397, 1974                                                           
Hei1974c   HEI9   Heintz, W.D.                         AJ 79, 819, 1974                                                           
Hei1975a   HEI9   Heintz, W.D.                         ApJS 29, 315, 1975                                                         
Hei1975b          Heintz, W.D.                         ApJS 29, 331, 1975                                                         
Hei1976           Heintz, W.D.                         ApJ 208, 474, 1976                                                         
Hei1978a          Heintz, W.D.                         ApJS 37, 71, 1978                                                          
Hei1978b   HEI9   Heintz, W.D.                         ApJS 37, 343, 1978                                                         
Hei1978c          Heintz, W.D.                         ApJS 37, 515, 1978                                                         
Hei1978d          Heintz, W.D.                         ApJ 220, 931, 1978                                                         
Hei1979a          Heintz, W.D.                         PASP 91, 356, 1979                                                         
Hei1979b          Heintz, W.D.                         ApJS 41, 549, 1979                                                         
Hei1979c          Heintz, W.D.                         AJ 84, 1223, 1979                                                          
Hei1979d          Heintz, W.D.                         PASP 91, 490, 1979                                                         
Hei1980a   HEI9   Heintz, W.D.                         ApJS 44, 111, 1980                                                         
Hei1980b          Heintz, W.D.                         Inf. Circ. 82, 1980                                                        
Hei1981a          Heintz, W.D.                         ApJS 45, 559, 1981                                                         
Hei1981b          Heintz, W.D.                         PASP 93, 90, 1981                                                          
Hei1981c          Heintz, W.D.                         PASP 93, 328, 1981                                                         
Hei1981d          Heintz, W.D.                         Inf. Circ. 83, 1981                                                        
Hei1981e          Heintz, W.D.                         ApJS 46, 247, 1981                                                         
Hei1981f          Heintz, W.D.                         Inf. Circ. 84, 1981                                                        
Hei1981g          Heintz, W.D.                         Inf. Circ. 85, 1981                                                        
Hei1982a          Heintz, W.D.                         Observatory 102, 42, 1982                                                  
Hei1982b          Heintz, W.D.                         Inf. Circ. 86, 1982                                                        
Hei1982c          Heintz, W.D.                         A&AS 47, 569, 1982                                                         
Hei1982d          Heintz, W.D.                         Inf. Circ. 88, 1982                                                        
Hei1982e          Heintz, W.D.                         PASP 94, 705, 1982                                                         
Hei1983a   HEI0   Heintz, W.D.                         ApJS 51, 249, 1983                                                         
Hei1983b          Heintz, W.D.                         Inf. Circ. 89, 1983                                                        
Hei1983c          Heintz, W.D.                         Inf. Circ. 90, 1983                                                        
Hei1983d          Heintz, W.D.                         Inf. Circ. 91, 1983                                                        
Hei1984a          Heintz, W.D.                         AJ 89, 1063, 1984                                                          
Hei1984b          Heintz, W.D.                         A&AS 56, 5, 1984                                                           
Hei1984c          Heintz, W.D.                         ApJ 284, 806, 1984                                                         
Hei1984d          Heintz, W.D.                         Inf. Circ. 92, 1984                                                        
Hei1984e          Heintz, W.D.                         Inf. Circ. 93, 1984                                                        
Hei1984f          Heintz, W.D.                         Inf. Circ. 94, 1984                                                        
Hei1984g          Heintz, W.D.                         Observatory 104, 88, 1984                                                  
Hei1984h          Heintz, W.D.                         PASP 96, 439 1984                                                          
Hei1984i          Heintz, W.D. & Borgman, E.R.         AJ 89, 1068, 1984                                                          
Hei1985a   HEI0   Heintz, W.D.                         ApJS 58, 439, 1985                                                         
Hei1985b          Heintz, W.D.                         Inf. Circ. 95, 1985                                                        
Hei1985c          Heintz, W.D.                         Inf. Circ. 96, 1985                                                        
Hei1985d          Heintz, W.D.                         Inf. Circ. 97, 1985                                                        
Hei1986a          Heintz, W.D.                         A&AS 64, 1, 1986                                                           
Hei1986b          Heintz, W.D.                         A&AS 65, 411, 1986                                                         
Hei1987a   HEI0   Heintz, W.D.                         ApJS 65, 161, 1987                                                         
Hei1987b          Heintz, W.D.                         PASP 99, 1084, 1987                                                        
Hei1988a          Heintz, W.D.                         PASP 100, 834, 1988                                                        
Hei1988b          Heintz, W.D.                         PASP 100, 839, 1988                                                        
Hei1988c          Heintz, W.D.                         JRASC 82, 140, 1988                                                        
Hei1988d          Heintz, W.D.                         A&AS 72, 543, 1988                                                         
Hei1989a          Heintz, W.D.                         PASP 101, 510, 1989                                                        
Hei1989b          Heintz, W.D.                         A&A 217, 145, 1989                                                         
Hei1990a          Heintz, W.D.                         Obs 110, 131, 1990                                                         
Hei1990b   HEI0   Heintz, W.D.                         ApJS 74, 275, 1990                                                         
Hei1990c          Heintz, W.D.                         A&AS 82, 65, 1990                                                          
Hei1990d          Heintz, W.D.                         AJ 99, 420, 1990                                                           
Hei1991           Heintz, W.D.                         A&AS 90, 311, 1991                                                         
Hei1992a   HEI8   Heintz, W.D.                         ApJS 83, 351, 1992                                                         
Hei1992b          Heintz, W.D. & Cantor, B.            Obs 112, 286, 1992                                                         
Hei1993a          Heintz, W.D.                         PASP 105, 44, 1993                                                         
Hei1993b          Heintz, W.D. & Strom, C.             PASP 105, 293, 1993                                                        
Hei1993c          Heintz, W.D.                         PASP 105, 586, 1993                                                        
Hei1993d          Heintz, W.D.                         A&AS 98, 209, 1993                                                         
Hei1993e          Heintz, W.D.                         AJ 105, 1188, 1993                                                         
Hei1994a          Heintz, W.D.                         AJ 108, 2338, 1994                                                         
Hei1994b          Heintz, W.D. & Cantor, B.            PASP 106, 363, 1994                                                        
Hei1995    HEI0   Heintz, W.D.                         ApJS 99, 693, 1995                                                         
Hei1996a   HEI0   Heintz, W.D.                         ApJS 105, 475, 1996                                                        
Hei1996b          Heintz, W.D.                         AJ 111, 408, 1996                                                          
Hei1996c          Heintz, W.D.                         AJ 111, 412, 1996                                                          
Hei1997           Heintz, W.D.                         ApJS 111, 335, 1997                                                        
Hei1998    HEI0   Heintz, W.D.                         ApJS 117, 587, 1998                                                        
Hei2000    HEI0   Heintz, W.D.                         private communication, 2000                                                
Hei2001           Heintz, W.D.                         Inf. Circ. 143, 2001                                                       
                                                                                                                                  
Hen1991    HEN0   Henry, T.J. et al.                   A&A 254, 116, 1991                                                         
Hen1992a          Henry, T.J. et al.                   AJ 103, 1369, 1992 (superceded by AJ 106, 773, 1993)                       
Hen1992b   HEN0   Henry, T.J. et al.                   A&A 254, 116-120, 1992                                                     
Hen1993    HEN0   Henry, T.J. & McCarthy, D.W., Jr.    AJ 106, 773, 1993 (supercedes AJ 101, 214, 1991; AJ 103, 1369, 1992)       
Hen1997    HEN0   Henry, T.J.                          AJ 114, 388, 1997                                                          
Hen1999           Henry, T.J. et al.                   ApJ 512, 864, 1999                                                         
                                                                                                                                  
Hep1937A          Hepperger (Vienna)                   cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Her1950    HER0   Herbig, G.H.                         ApJ 111, 15, 1950                                                          
Her1954a   HER0   Herbig, G.H.                         PASP 66, 19, 1954                                                          
Her1954b   HER0   Herbig, G.H.                         ApJ 119, 483, 1954                                                         
Her1958    HER0   Herbig, G.H.                         ApJ 128, 259, 1958                                                         
Her1962    HER0   Herbig, G.H.                         Advances Astron. Astrophys. 1, 47, 1962                                    
Her1972    HER0   Herbig, G.H. & Kameswara Rao, N.     ApJ 174, 401, 1972                                                         
Her1979    HER0   Jones, B. & Herbig, G.H.             AJ 84, 1872, 1979                                                          
Her1988    HER0   Herbig, G.H. & Bell, K.R.            Lick Obs. Bull 1111, 1988                                                  
Her9999    HER9   Herbig, G.H.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hez2003           Hernandez, K.                        OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Hg_1961    HG 5   Hog, E.                              J. Obs. 44, 78, 1961                                                       
                                                                                                                                  
Hgh1937A          Houghton (Temple)                    cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Hig1892    HIG0   Highton, H.P.                        MemRAS 50, 1, 1892                                                         
Hig1895    HIG0   Highton, H.P.                        MemRAS 51, 267, 1895                                                       
Hig1904    HIG0   Highton, H.P.                        MemRAS 54, 97, 1904                                                        
                                                                                                                                  
Hil        HIL    Hill, L.                             (from additional DD list)                                                  
                                                                                                                                  
Hin1846           Hind, J.R.                           AN 23, 377, 1846                                                           
Hin1847a          Hind, J.R.                           MemRAS 16, 291, 1847                                                       
Hin1847b          Hind, J.R.                           MemRAS 16, 461, 1847                                                       
Hin1849           Hind, J.R.                           MNRAS 9, 144, 1849                                                         
Hin1851a          Hind, J.R.                           MNRAS 11, 135, 1851                                                        
Hin1852    HIN0   Hind, J.R.                           Bishop Obs. Astron. Observations 1852                                      
Hin1872           Hind, J.R.                           MNRAS 32, 250, 1872                                                        
Hin1873           Hind, J.R.                           MNRAS 33, 101, 1873                                                        
Hin1877           Hind, J.R.                           MNRAS 37, 96, 1877                                                         
Hin1896A          Hind, J.R.                           cited by See (Evolution of Stellar Systems, v1, 1896)                      
                                                                                                                                  
HIP1997a   HIP0   Hipparcos                            Hipparcos Cat., ESA SP-1200, 1997                                          
HIP1997b   HIP0   Hipparcos                            Hipparcos Cat., ESA SP-1200, 1997 (double entry systems)                   
HIP1997c   HIP0   Hipparcos                            Hipparcos Cat., ESA SP-1200, 1997 (double entry systems,                   
                                                         lower accuracy)                                                          
HIP1997d          Hipparcos                            Hipparcos Cat., ESA SP-1200, 1997 (DMSA/O Orbital Solutions)               
HIP1997e          Hipparcos                            Hipparcos Cat., ESA SP-1200, 1997 (single star systems)                    
HIP1997f          Hipparcos                            Hipparcos Cat., ESA SP-1200, 1997 (Hp photometry, vol. 10)                 
                                                                                                                                  
Hir1943a   HIR5   Hirst, W.P.                          MNRAS 103, 331, 1943                                                       
Hir1943b          Hirst, W.P.                          MNRAS 103, 337, 1943                                                       
Hir1943c          Hirst, W.P.                          MNRAS 103, 344, 1943                                                       
Hir1946    HIR5   Hirst, W.P.                          MNRAS 106, 154, 1946                                                       
Hir1950    HIR5   Hirst, W.P.                          MNRAS 110, 455, 1950                                                       
                                                                                                                                  
HJ_1824    HJ 1   Herschel, J.F.W.                     Phil. Trans. R. Soc. 1824                                                  
HJ_1826    HJ 0   Herschel, J.F.W.                     MemRAS 2, 459, 1826                                                        
HJ_1829    HJ 0   Herschel, J.F.W.                     MemRAS 3, 47 & 177, 1829                                                   
HJ_1831    HJ 0   Herschel, J.F.W.                     MemRAS 4, part 2, 331, 1831                                                
HJ_1833a   HJ 0   Herschel, J.F.W.                     MemRAS 5, 13, 1833                                                         
HJ_1833b          Herschel, J.F.W.                     MemRAS 5, 171, 1833                                                        
HJ_1833c   HJ 0   Herschel, J.F.W.                     MemRAS 6, 1, 1833                                                          
HJ_1833d          Herschel, J.F.W.                     MemRAS 6, 149, 1833                                                        
HJ_1835    HJ 1   Herschel, J.F.W.                     MemRAS 8, 37, 1835                                                         
HJ_1836    HJ 1   Herschel, J.F.W.                     MemRAS 9, 193, 1836                                                        
HJ_1847a   HJ 0   Herschel, J.F.W.                     Cape Results, London 1847                                                  
HJ_1847b   HJ 1   Herschel, J.F.W.                     Cape Results, London 1847                                                  
HJ_1850           Herschel, J.F.W.                     MemRAS 18, 47, 1850                                                        
HJ_1870    HJ 1   Herschel, J.F.W.                     MemRAS 38, 1, 1870                                                         
HJ_1874A          Herschel, J.F.W.                     cited by Burnham (MNRAS 35, 28, 1874)                                      
HJ_1875A          Herschel, J.F.W.                     cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
HJ_1880A          Herschel, J.F.W.                     cited by Gledhill (Obs 3, 508, 1880)                                       
HJ_1880B          Herschel, J.F.W.                     cited by Burnham (MNRAS 40, 497, 1880)                                     
HJ_1897A          Herschel, J.F.W.                     cited by See (MNRAS 57, 541, 1897)                                         
HJ_1906A          Herschel, J.F.W.                     cited by Lewis (MemRAS 56, 1, 1906)                                        
HJ_1906B          Herschel, J.F.W.                     cited in BDS (Burnham Double Star Cat.), 1906                              
HJ_1919A          Herschel, J.F.W.                     cited by Roe (AJ 32, 25, 1919)                                             
HJ_1927A          Herschel, J.F.W.                     cited in SDS (Southern Double Star Catalog), 1927                          
HJ_1932A   HJ 9   Herschel, J.F.W.                     cited in ADS (Aitken Double Star Cat.), 1932                               
HJ_1963A   HJ 9   Herschel, J.F.W.                     cited in IDS (Lick Index Cat.), 1963                                       
HJ_9999    HJ 9   Herschel, J.F.W.                     Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hl_1872           Hall, A.                             AN 79, 247, 1872 (measures also found in Hl_1877a)                         
Hl_1874           Hall, A.                             AN 84, 17, 1874 (measures also found in Hl_1877a)                          
Hl_1877a   HL 5   Hall, A.                             Washington Observations, Appendix 6, 1877                                  
Hl_1877b   HL 0   Hall, A.                             MNRAS 38, 78, 1877                                                         
Hl_1877c          Hall, A.                             AN 90, 161, 1877                                                           
Hl_1878           Hall, A.                             AN 93, 65, 1878 (measures also found in Hl_1877a)                          
Hl_1879           Hall, A.                             AN 95, 329, 1879 (measures also found in Hl_1877a)                         
Hl_1880           Hall, A.                             AN 97, 319, 1880 (measures also found in Hl_1888)                          
Hl_1881           Hall, A.                             Observatory 4, 281, 1881 (measures also found in Hl_1888)                  
Hl_1882           Hall, A.                             MNRAS 42, 323, 1882 (measures also found in Hl_1888)                       
Hl_1882b          Hall, A.                             AN 102, 91, 1882 (measures also found in Hl_1888)                          
Hl_1884           Hall, A.                             MNRAS 44, 360, 1884 (measures also found in Hl_1888)                       
Hl_1885           Hall, A.                             MNRAS 45, 426, 1885 (measures also found in Hl_1888)                       
Hl_1886           Hall, A.                             MNRAS 46, 453, 1886                                                        
Hl_1886b          Hall, A.                             AJ 7, 99, 1886 (measures also found in Hl_1888)                            
Hl_1888    HL 5   Hall, A.                             Washington Observations, Appendix 1, 1888 (covers years 1888-1890)         
Hl_1889           Hall, A.                             AJ 9, 75, 1889 (measures also found in Hl_1888)                            
Hl_1891    HL 0   Hall, A.                             Washington Observations, 1891                                              
Hl_1891b          Hall, A.                             AJ 11, 54, 1891 (measures also found in Hl_1888)                           
Hl_1892           Hall, A.                             AJ 12, 33, 1892                                                            
Hl_1892b          Hall, A.                             AJ 12, 4, 1892 (measures also found in Hl_1888)                            
Hl_1893           Hall, A.                             AJ 13, 119, 1893 (measures also found in Hl_1888)                          
Hl_1893b          Hall, A.                             AJ 13, 113, 1893 (measures also found in Hl_1888)                          
Hl_1894           Hall, A.                             AJ 14, 89, 1894                                                            
Hl_1906B          Hall, A.                             cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Hlb1995    HLB0   Hillenbrand, L.A.                    PhD thesis, Univ. Massachusetts Amherst, 1995                              
                                                                                                                                  
Hld1874    HLD5   Holden, E.S.                         Washington Observations, 1874                                              
Hld1875    HLD0   Holden, E.S.                         Washington Observations, 1875                                              
Hld1876    HLD0   Holden, E.S.                         Washington Observations, 1876                                              
Hld1877           Holden, E.S.                         AN 90, 161, 1877                                                           
Hld1878    HLD0   Holden, E.S.                         Washington Observations, 1878                                              
Hld1878b          Holden, E.S.                         AN 93, 65, 1878 (measures also found in Hld1878)                           
Hld1879    HLD0   Holden, E.S.                         Washington Observations, 1879                                              
Hld1879b          Holden, E.S.                         AN 95, 329, 1879 (measures also found in Hld1879)                          
Hld1880           Holden, E.S.                         Washington Observations, 1880                                              
Hld1880b          Holden, E.S.                         AN 97, 319, 1880 (measures also found in Hld1880)                          
Hld1882    HLD5   Holden, E.S.                         Publ. Washburn Obs. 1, 77, 1882 (See Pub. Lick Obs. 2, 1894).              
Hld1884    HLD5   Holden, E.S.                         Publ. Washburn Obs. 2, 97, 1884                                            
                                                                                                                                  
Hle1994    HLE0   Hale, A.                             AJ 107, 306, 1994                                                          
                                                                                                                                  
HlG1970           Hill, G. et al.                      ApJ 162, 265, 1970                                                         
HlG1971           Hill, G. et al.                      ApJ 168, 443, 1971                                                         
HlG1976           Hill, G., Aikman, G., & Cowley, A.   ApJ 208, 152, 1976                                                         
                                                                                                                                  
Hll9999    HLL9   Hall, M.                             Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hlm1906A          Holmes, E.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Hln1963    HLN5   Holden, F.                           J. Obs. 46, 131, 1963                                                      
Hln1965    HLN5   Holden, F.                           Publ. Univ. Michigan Obs. 9, 181, 1965                                     
Hln1966    HLN5   Holden, F.                           Publ. Univ. Michigan Obs. 9, 185, 1966                                     
Hln1967    HLN5   Holden, F.                           Publ. Univ. Michigan Obs. 9, 193, 1967                                     
Hln1972    HLN6   Holden, F.                           Publ. Univ. Michigan Obs. 12, 1, 1972                                      
Hln1974a   HLN6   Holden, F.                           PASP 86, 902, 1974                                                         
Hln1974b   HLN6   Holden, F.                           PASP 86, 907, 1974                                                         
Hln1975a   HLN6   Holden, F.                           PASP 87, 253, 1975                                                         
Hln1975b   HLN6   Holden, F.                           PASP 87, 945, 1975                                                         
Hln1976a   HLN6   Holden, F.                           PASP 88, 52, 1976                                                          
Hln1976b   HLN6   Holden, F.                           PASP 88, 325, 1976                                                         
Hln1977a   HLN6   Holden, F.                           PASP 89, 582, 1977                                                         
Hln1977b   HLN6   Holden, F.                           PASP 89, 588, 1977                                                         
Hln1978a   HLN6   Holden, F.                           PASP 90, 463, 1978                                                         
Hln1978b   HLN7   Holden, F.                           PASP 90, 465, 1978                                                         
Hln1978c   HLN7   Holden, F.                           PASP 90, 587, 1978                                                         
Hln1979    HLN7   Holden, F.                           PASP 91, 479, 1979                                                         
                                                                                                                                  
Hlp1932           Halpern, J.L.                        AJ 42, 32, 1932                                                            
                                                                                                                                  
HlR1948           Hall, R.G.                           AJ 54, 102, 1948                                                           
HlR1952           Hall, R.G.                           AJ 57, 47, 1952                                                            
                                                                                                                                  
Hls1895    HLS0   Hollis, H.P.                         Greenwich Observations, 1895                                               
                                                                                                                                  
Hlt1937A          Holetschek, J.                       cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Hmb1862A          von Humboldt, A.                     cited by Auwers (AN 59, 1, 1862)                                           
                                                                                                                                  
Hmm2001    HMM0   Hummel, C.A. et al.                  AJ 121, 1623-1635, 2001                                                    
Hmm2003           Hummel, C.A.                         private communication, 2003                                                
                                                                                                                                  
Hmr1957    HMR8   Hammer, C.                           Publ. Univ. Penn. 7, Pt.3, 13, 1957                                        
                                                                                                                                  
Hnd1860           Henderson                            Speculum Hartwellianum, p 345, 1860                                        
                                                                                                                                  
Hng2005           Honig, S.F. & Tscharnuter, W.M.      AJ 129, 1663, 2005                                                         
                                                                                                                                  
Hnr1906A          Henry                                cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Hns1916a   HNS0   Hansen, C.                           AN 202, 311, 1916                                                          
Hns1916b   HNS0   Hansen, C.                           AN 201, 461, 1916                                                          
                                                                                                                                  
Hnz1959a   HNZ5   Hintze, K.H.                         Publ. Berlin Babelsberg Obs. 13, Pt.2, 1959                                
Hnz1959b          Hintze, K.H.                         Inf. Circ. 19, 1959                                                        
Hnz1963    HNZ5   Hintze, K.H.                         Publ. Berlin Babelsberg Obs. 14, Pt.4, 1963                                
Hnz1966    HNZ5   Hintze, K.H.                         Publ. Berlin Babelsberg Obs. 15, Pt.4, 1966                                
                                                                                                                                  
Ho_1887    HO 5   Hough, G.W.                          AN 116, 273, 1887                                                          
Ho_1890    HO 5   Hough, G.W.                          AN 125, 1, 1890                                                            
Ho_1894a   HO 6   Hough, G.W.                          MNRAS 54, 251, 1894                                                        
Ho_1894b   HO 5   Hough, G.W.                          AN 135, 281, 1894                                                          
Ho_1899    HO 5   Hough, G.W.                          AN 149, 65, 1899                                                           
Ho_1906A          Hough, G.W.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Ho_1906B          Hough, G.W.                          cited in BDS (Burnham Double Star Cat., 1906)                              
Ho_1932A   HO 9   Hough, G.W.                          cited in ADS (Aitken Double Star Cat.), 1932                               
Ho_9999    HO 9   Hough, G.W.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hoc1968           Hock, E.                             Inf. Circ. 45 bis, 1968                                                    
Hoc1970a   HOC0   Hock, E.                             A&A 7, 160, 1970                                                           
Hoc1970b          Hock, E. & Flinner, D.               A&A 7, 242, 1970                                                           
                                                                                                                                  
Hod1881           Hodges, C.H.                         MemRAS 46, 183, 1881                                                       
Hod1884           Hodges, C.H.                         MemRAS 48, 195, 1884                                                       
                                                                                                                                  
Hol1997           Holmgren, D. et al.                  A&A 322, 565, 1997                                                         
                                                                                                                                  
Hon1982    HON0   Honnart, F.                          Obs. et Travaux 2, 1982                                                    
                                                                                                                                  
Hop1945           Hopmann, J.                          Veroff. Univ.-Sternw. Leipzig 8, 19, 1945                                  
Hop1948           Hopmann, J.                          ZfAp 24, 263, 1948                                                         
                                                         polarizing photometer attached to 21-cm refractor                        
Hop1952           Hopmann, J.                          Mitt. Sternw. Wien  6, 7, 1952                                             
Hop1957a          Hopmann, J.                          Mitt. Sternw. Wien  9, 127-134, 1957                                       
Hop1957b          Hopmann, J.                          Mitt. Sternw. Wien  9, 135-142, 1957                                       
Hop1957c          Hopmann, J.                          Mitt. Sternw. Wien  9, 153-157, 1957                                       
Hop1958           Hopmann, J.                          Mitt. Sternw. Wien  9, 177-180, 1958                                       
Hop1960a          Hopmann, J.                          Mitt. Sternw. Wien 10, 155-209, 1960                                       
Hop1960b          Hopmann, J.                          Mitt. Sternw. Wien 10, 227-256, 1960                                       
Hop1964a   HOP0   Hopmann, J.                          Mitt. Sternw. Wien 12, #1, 1964                                            
Hop1964b          Hopmann, J.                          Ann. Sternw. Wien 26, #1, 1964                                             
Hop1964C          Hopmann, J.                          ref? Data from Alzer orbit cat. (1999, private comm.)                      
Hop1965           Hopmann, J.                          Mitt. Sternw. Wien 12, 201, 1965                                           
Hop1967           Hopmann, J.                          Mitt. Sternw. Wien 13, 49, 1967                                            
Hop1969           Hopmann, J.                          Mitt. Sternw. Wien 14, 155, 1969                                           
Hop1970           Hopmann, J.                          Astron. Mitt. Wien, #5, 1970                                               
Hop1971           Hopmann, J.                          Astron. Mitt. Wien, #7, 1971                                               
Hop1973a          Hopmann, J.                          Mitt. Sternw. Wien 14, 18, 1973                                            
Hop1973b          Hopmann, J.                          Astron. Mitt. Wien #13, 1973                                               
Hop1974           Hopmann, J.                          Astron. Mitt. Wien #17, 1974                                               
                                                                                                                                  
Hor1992    HOR0   Horch, E.P. et al.                   PASP 104, 939, 1992                                                        
Hor1994    HOR0   Horch, E.P. et al.                   PASP 106, 992, 1994                                                        
Hor1996    HOR0   Horch, E.P. et al.                   AJ 111, 1681, 1996                                                         
Hor1997    HOR0   Horch, E., Ninkov, Z., & Slawson, R. AJ 114, 2117, 1997                                                         
Hor1999    HOR0   Horch, E.P. et al.                   AJ 117, 548, 1999                                                          
Hor2000    HOR0   Horch, E., Franz, O., & Ninkov, Z.   AJ 120, 2638, 2000                                                         
Hor2001a   HOR0   Horch, E., Ninkov, Z., & Franz, O.   AJ 121, 1583-1596, 2001                                                    
Hor2001b   HOR0   Horch, E.P. et al.                   AJ 121, 1597-1606, 2001                                                    
Hor2002a   HOR0   Horch, E.P. et al.                   AJ 123, 3442, 2002                                                         
Hor2002b          Horch, E.P. et al.                   AJ 124, 2245, 2002                                                         
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Hou1987           Houser, J.L.                         PASP 99, 509, 1987                                                         
                                                                                                                                  
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Hoy1992    HOY0   Hoyenga, G.                          Webb Soc., Double Star Circ. 5, 1992                                       
Hoy1994    HOY0   Hoyenga, G.                          Webb Soc., Double Star Circ. 6, 1994                                       
                                                                                                                                  
Hpk1915           Hopkins, M.M.                        Contrib. Columbia Univ. Obs. #29, 1915 (see also MNRAS 92, 121, 1931)      
                                                                                                                                  
Hrc1926    HRC0   Heinrich, W.W.                       Czech Acad. Art and Sci. Cl.2, #58, 1926                                   
                                                                                                                                  
Hrg1871    HRG5   Hargrave, L.                         Sydney Obs. Results, 1871-1881                                             
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Hrg1892    HRG5   Hargrave, L.                         MemRAS 50, 57, 1892                                                        
Hrg9999    HRG9   Hargrave, L.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hrl        HRL    Harlan, G.                           (from additional DD list)                                                  
                                                                                                                                  
Hrm1991    HRM0   Hartmann, L. et al.                  AJ 101, 1050, 1991                                                         
                                                                                                                                  
Hrn1850           Hartnup, J.                          MNRAS 10, 136, 1850                                                        
                                                                                                                                  
Hrp1924           Harper, W.E.                         Pub. Dom. Astr. Obs. 3, 145, 1924                                          
Hrp1926           Harper, W.E.                         Pub. Dom. Astr. Obs. 3, 341, 1926                                          
Hrp1930a          Harper, W.E.                         Pub. Dom. Astr. Obs. 4, 303, 1930                                          
Hrp1930b          Harper, W.E.                         Pub. Dom. Astr. Obs. 6, 1, 1930                                            
Hrp1935           Harper, W.E.                         Pub. Dom. Astr. Obs. 6, 207, 1935                                          
                                                                                                                                  
Hrr1968           Harrington, R.S.                     AJ 73, 508, 1968                                                           
Hrr1971           Harrington, R.S.                     AJ 76, 930, 1971                                                           
Hrr1973           Harrington, R.S. & Behall, A.L.      AJ 78, 1096, 1973                                                          
Hrr1974    HDG0   Harrington, R.S. et al.              ApJ 194, L87, 1974                                                         
Hrr1977           Harrington, R.S.                     PASP 89, 214, 1977                                                         
Hrr1981           Harrington, R.S. et al.              AJ 86, 909, 1981                                                           
Hrr1987           Harrington, R.S.                     Inf. Circ. 101, 1987                                                       
Hrr1988           Harrington, R.S. & Dahn, C.C.        AJ 96, 718, 1988                                                           
Hrr1990           Harrington, R.S.                     AJ 100, 559, 1990                                                          
Hrr1992           Harrington, Douglass, & Worley       IAU Colloq 135, ASP Conf. Ser. 32, 321, 1992                               
                                                                                                                                  
Hrs1947           Harris, D.L.                         AJ 52, 151, 1947                                                           
                                                                                                                                  
Hrt1984    HRT0   Hartkopf, W.I. & McAlister, H.A.     PASP 96, 105, 1984                                                         
Hrt1989           Hartkopf, W.I. et al.                AJ 98, 1014, 1989                                                          
Hrt1992a          Hartkopf, W.I. et al.                AJ 103, 1976, 1992                                                         
Hrt1992b   MCA1   Hartkopf, W.I. et al.                AJ 104, 810, 1992                                                          
Hrt1993    MCA1   Hartkopf, W.I. et al.                AJ 106, 352, 1993                                                          
Hrt1993b          Hartkopf, W.I. et al.                BAAS 25, 872, 1993                                                         
Hrt1994    HRT0   Hartkopf, W.I. et al.                AJ 108, 2299, 1994                                                         
Hrt1996a   HRT0   Hartkopf, W.I. et al.                AJ 111, 370, 1996                                                          
Hrt1996b   HRT0   Hartkopf, W.I. et al.                AJ 111, 936, 1996                                                          
Hrt1997    HRT0   Hartkopf, W.I. et al.                AJ 114, 1639, 1997                                                         
Hrt1999a   HRT0   Hartkopf, W.I. et al.                AJ 118, 509, 1999                                                          
Hrt1999b          Hartkopf, W.I.                       Inf. Circ. 139, 1999                                                       
Hrt2000a   HRT0   Hartkopf, W.I. et al.                AJ 119, 3084, 2000                                                         
Hrt2000b          Hartkopf, W.I.                       Inf. Circ. 141, 2000                                                       
Hrt2000c          Hartkopf, W.I. & Mason, B.D.         Inf. Circ. 142, 2000                                                       
Hrt2001a          Hartkopf, W.I. & Mason, B.D.         Inf. Circ. 143, 2001                                                       
Hrt2001b          Hartkopf, W.I. & Mason, B.D.         Inf. Circ. 145, 2001                                                       
Hrt2003           Hartkopf, W.I. & Mason, B.D.         Inf. Circ. 151, 2003                                                       
Hrt2006a          Hartkopf, W Mason, B & Rafferty, T   USNO 61" speckle, in preparation, 2006                                     
                                                                                                                                  
Hrw1975           Harwood, J.M. et al.                 MNRAS 170, 229, 1975                                                       
                                                                                                                                  
Hry1973           Hershey, J.L.                        AJ 78, 935, 1973                                                           
Hry1975           Hershey, J.L.                        AJ 80, 662, 1975                                                           
Hry1998    HRY0   Hershey, J.L. & Taff, L.G.           AJ 116, 1440, 1998                                                         
                                                                                                                                  
Hsc1957           Horeschi, E.                         AN 284, 14, 1957                                                           
Hsc1958           Horeschi, E.                         AN 284, 57, 1958                                                           
Hsc1958b          Horeschi, E.                         Inf. Circ. 16, 1958                                                        
                                                                                                                                  
HsM1990    HSM0   Haas, M, Leinert, C, & Zinnecker, H  A&A 230, L1-L4, 1990                                                       
HsM1993    HSM0   Haas, M. et al.                      A&A 269, 282, 1993                                                         
                                                                                                                                  
Hst1910a   HST5   Hirst, G.D.                          MNRAS 70, 474, 1910                                                        
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Hsw2003           Harshaw, R.                          Webb Soc., Double Star Circ. 11, 2003                                      
Hsw2004           Harshaw, R.                          Webb Soc., Double Star Circ. 12, 2004                                      
Hsw2006           Harshaw, R.                          Webb Soc., Double Star Circ. 14, 2006                                      
                                                                                                                                  
Htg        HTG    Hastings, C.S.                       (from additional DD list)                                                  
                                                                                                                                  
Htt1891           Hutton, J.W.                         Proc. Haverford Col. Obs. 1, 28, 1891                                      
                                                                                                                                  
Hu_1897    HU 5   Hussey, W.J.                         AJ 17, 97, 1897                                                            
Hu_1898    HU 5   Hussey, W.J.                         AJ 18, 145, 1898                                                           
Hu_1900a   HU 0   Hussey, W.J.                         AJ 20, 192, 1900                                                           
Hu_1900b   HU 0   Hussey, W.J.                         AJ 21, 35, 1900                                                            
Hu_1900c          Hussey, W.J.                         AN 152, 329, #3645, 1900                                                   
Hu_1901a   HU 5   Hussey, W.J.                         Publ. Lick Obs. 5, 1901                                                    
Hu_1901b   HU 0   Hussey, W.J.                         Lick Obs. Bull. 1, 82, 1901                                                
Hu_1902a   HU 0   Hussey, W.J.                         Lick Obs. Bull. 1, 161, 1902                                               
Hu_1902b   HU 0   Hussey, W.J.                         Lick Obs. Bull. 2, 1, 1902                                                 
Hu_1903a   HU 5   Hussey, W.J.                         Lick Obs. Bull. 2, 73, 1903                                                
Hu_1903b   HU 6   Hussey, W.J.                         Lick Obs. Bull. 2, 115, 1903                                               
Hu_1904a   HU 0   Hussey, W.J.                         Lick Obs. Bull. 2, 180, 1904                                               
Hu_1904b   HU 0   Hussey, W.J.                         Lick Obs. Bull. 3, 53, 1904                                                
Hu_1905a   HU 0   Hussey, W.J.                         Lick Obs. Bull. 3, 95, 1905                                                
Hu_1905b   HU 1   Hussey, W.J.                         Lick Obs. Bull. 3, 116, 1905                                               
Hu_1905c   HU 1   Hussey, W.J.                         Lick Obs. Bull. 3, 151, 1905                                               
Hu_1906A          Hussey, W.J.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Hu_1907    HU 1   Hussey, W.J.                         Lick Obs. Bull. 4, 124, 1907                                               
Hu_1910    HU 0   Hussey, W.J.                         AJ 21, 105, 1910                                                           
Hu_1911    HU 6   Hussey, W.J.                         Lick Obs. Bull. 6, 182, 1911                                               
Hu_1912a   HU 1   Hussey, W.J.                         Publ. Univ. Michigan Obs. 1, 147, 1912                                     
Hu_1912b   HU 1   Hussey, W.J.                         Publ. Univ. Michigan Obs. 1, 160, 1912                                     
Hu_1912c   HU 6   Hussey, W.J.                         Publ. Univ. Michigan Obs. 1, 167, 1912                                     
Hu_1927A   HU 9   Hussey, W.J.                         cited in SDS (Southern Double Star Cat.), 1927                             
Hu_1932A   HU 9   Hussey, W.J.                         cited in ADS (Aitken Double Star Cat.), 1932                               
Hu_9999    HU 9   Hussey, W.J.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hua1997           Huard,T., Weintraub,D., & Kastner,J. MNRAS 290, 598, 1997                                                       
                                                                                                                                  
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Huf1930           Huffer, R.C.                         AJ 40, 183, 1930                                                           
                                                                                                                                  
Hum1949    HUM8   Humason, M.L.                        ApJ 109, 533, 1949                                                         
                                                                                                                                  
Hun1880           Hunt, G.                             Obs. 3, 605, 1880                                                          
Hun1880A          Hunt, G.                             cited by Burnham (MNRAS 40, 497, 1880)                                     
                                                                                                                                  
Hur1983           Hurley. P. & Warner, B.              MNRAS 202, 761, 1983                                                       
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Hus1956    HUS8   Huss, J.                             Ann. Strasbourg Obs. 5, Pt.5, 1956                                         
                                                                                                                                  
Hut2000    HUT0   Hutchings, J.B. et al.               PASP 112, 833, 2000                                                        
                                                                                                                                  
HW         HW     Hofmann, K.-H. & Weigelt, G.         (from additional DD list - see Wgt)                                        
                                                                                                                                  
HwC1891           Howard, C.P.                         AJ 10, 149, 1891                                                           
                                                                                                                                  
Hwd1906    HWD6   Howard, W.E.                         AJ 25, 125, 1906                                                           
                                                                                                                                  
Hwe1876    HWE5   Howe, H.A.                           Publ. Cincinnati Obs. #1, 1876                                             
Hwe1877    HWE5   Howe, H.A.                           Publ. Cincinnati Obs. #3, 1877                                             
Hwe1878    HWE5   Howe, H.A.                           Publ. Cincinnati Obs. #4, 1878                                             
Hwe1879    HWE5   Howe, H.A.                           Publ. Cincinnati Obs. #5, 1879                                             
Hwe1882    HWE6   Howe, H.A.                           Publ. Cincinnati Obs. #6, 1882                                             
Hwe1906A          Howe, H.A.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Hwe1932A   HWE9   Howe, H.A.                           cited in ADS (Aitken Double Star Cat.), 1932                               
Hwe9999    HWE9   Howe, H.A.                           Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hyd1955A          Hyderabad Catalogue                  cited by Alter (Bull. Astr. Inst. Czech. 5, 130, 1954)                     
Hyd9999    HYD9   Hyderabad Catalogue                  Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Hyn1891    HYN0   Hayn, F.                             AN 128, 41, 1891                                                           
                                                                                                                                  
Hzg1907    HZG0   Hertzsprung, E.                      AN 175, 65, 1907                                                           
Hzg1909    HZG0   Hertzsprung, E.                      AN 180, 39, 1909                                                           
Hzg1916           Hertzsprung, E.                      AN 203, 393, 1916                                                          
Hzg1918    HZG5   Hertzsprung, E.                      AN 208, 111, 1918                                                          
Hzg1920    HZG0   Hertzsprung, E.                      Publ. Postdam Obs. 24, Pt.2, 1920                                          
Hzg1932A   HZG9   Hertzsprung, E.                      cited in ADS (Aitken Double Star Cat.), 1932                               
Hzg1940    HZG5   Hertzsprung, E.                      BAN 9, 113, 1940                                                           
Hzg1942a   HZG5   Hertzsprung, E.                      BAN 9, 259, 1942                                                           
Hzg1942b   HZG2   Hertzsprung, E.                      BAN 9, 311, 1942                                                           
Hzg1956    HZG8   Hertzsprung, E.                      J. Obs. 39, 193, 1956                                                      
Hzg1958           Hertzsprung, E.                      J. Obs. 41, 66, 1958                                                       
Hzg9999    HZG9   Hertzsprung, E.                      Unpublished, manuscript or reference not found.                            
                                                                                                                                  
I__1895    I  0   Innes, R.T.A.                        MNRAS 55, 312,544, 1895                                                    
I__1896    I  0   Innes, R.T.A.                        J. British Astron. Assoc. 6, 261, 1896                                     
I__1897a   I  0   Innes, R.T.A.                        MNRAS 57, 533, 1897                                                        
I__1897b   I  0   Innes, R.T.A.                        AN 143, 171, 1897                                                          
I__1897c   I  0   Innes, R.T.A.                        AN 144, 89, 1897                                                           
I__1897d   I  0   Innes, R.T.A.                        AN 145, 93, 1897                                                           
I__1898    I  0   Innes, R.T.A.                        AN 146, 369, 1898                                                          
I__1899    I  0   Innes, R.T.A.                        Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)                     
I__1902           Innes, R.T.A.                        MNRAS 63, 76, 1902 (some data also in Ann. Cape Obs. 2, Pt.4, 1905)        
I__1903           Innes, R.T.A.                        MNRAS 64, 130, 1903 (data also in Ann. Cape Obs. 2, Pt.4, 1905)            
I__1903b          Innes, R.T.A.                        Obs 26, 285, 1903 (some data also in Ann. Cape Obs. 2, Pt.4, 1905)         
I__1905    I  1   Innes, R.T.A.                        Ann. Cape Obs. 2, Pt.4, 1905                                               
I__1907           Innes, R.T.A.                        Obs 30, 61, 1907                                                           
I__1908           Innes, R.T.A.                        Obs 31, 289, 1908                                                          
                                                       (measure also in I__1909)                                                  
I__1909    I  0   Innes, R.T.A.                        Transvaal Obs. Circ. 1, 1, 1909                                            
I__1910    I  5   Innes, R.T.A.                        Transvaal Obs. Circ. 1, 21, 1910                                           
I__1912    I  5   Innes, R.T.A.                        Transvaal Obs. Circ. 1, 111, 1912                                          
I__1913    I  5   Innes, R.T.A.                        Union Obs. Circ. 1, 31, 1913                                               
I__1914    I  5   Innes, R.T.A.                        Union Obs. Circ. 1, 97, 1914                                               
I__1915    I  6   Innes, R.T.A.                        Union Obs. Circ. 1, 185, 1915                                              
I__1915b          Innes, R.T.A.                        Obs 38, 221, 1915                                                          
                                                       (measures also in I__1916)                                                 
I__1915c          Innes, R.T.A.                        Obs 38, 333, 1915                                                          
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I__1916    I  6   Innes, R.T.A.                        Union Obs. Circ. 1, 249, 1916                                              
I__1917    I  6   Innes, R.T.A.                        Union Obs. Circ. 1, 285, 1917                                              
I__1918    I  6   Innes, R.T.A.                        Union Obs. Circ. 1, 339, 1918                                              
I__1927a   I  9   Innes, R.T.A.                        Southern Double Star Cat. 1927                                             
I__1927b          Innes, R.T.A. & van den Bos, W.H.    Southern Double Star Cat. 1927                                             
I__1948    I  7   Innes, R.T.A.                        Union Obs. Circ. 5, 193, 1948                                              
I__9999    I  9   Innes, R.T.A.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ian1942    IAN8   Iannini, G.                          Publ. La Plata Obs. 6, 139, 1942                                           
                                                                                                                                  
IDS1963A   IDS9   Jeffers, H.M., van den Bos, W.H.     cited in IDS (Lick Index Cat.), 1963                                       
                                                                                                                                  
Ina1934    INA5   Inaba, M.                            Kwasan Bull. 3, #283, 1934                                                 
Ina1935    INA5   Inaba, M.                            Kwasan Bull. 3, #297, 1935                                                 
                                                                                                                                  
Inn1974    INN0   Ianna, P.A. & McAlister, H.A.        AJ 79, 1314, 1974                                                          
Inn1988           Ianna, P.A. et al.                   AJ 95, 1226, 1988                                                          
                                                                                                                                  
Ino1909    INO0   Ichinohe, N.                         Ann. Tokyo Obs. 3, Pt.5, 1909                                              
                                                                                                                                  
Irw1992a          Irwin, A.W. et al.                   PASP 104, 101, 1992                                                        
Irw1992b          Irwin, A.W. et al.                   PASP 104, 489, 1992                                                        
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J__1908    J  0   Jonckheere, R.                       Bull. Astronomique  25, 458, 1908                                          
J__1909a   J  4   Jonckheere, R.                       Journal Astronomique #1, 1909                                              
J__1909b   J  4   Jonckheere, R.                       Journal Astronomique #2, 1909                                              
J__1909c   J  4   Jonckheere, R.                       Journal Astronomique #3, 1909                                              
J__1910a   J  4   Jonckheere, R.                       Journal Astronomique #4, 1910                                              
J__1910b   J  4   Jonckheere, R.                       Journal Astronomique #5, 1910                                              
J__1910c   J  4   Jonckheere, R.                       Journal Astronomique #7, 1910                                              
J__1910d   J  4   Jonckheere, R.                       Journal Astronomique #7, 1910                                              
J__1910e   J  4   Jonckheere, R.                       Journal Astronomique #7, 1910                                              
J__1910f   J  4   Jonckheere, R.                       Journal Astronomique #10, 1910                                             
J__1910g   J  4   Jonckheere, R.                       Journal Astronomique #11, 1910                                             
J__1910h   J  5   Jonckheere, R.                       Journal Astronomique #12, 1910                                             
J__1910i   J  5   Jonckheere, R.                       Journal Astronomique #13, 1910                                             
J__1911a   J  5   Jonckheere, R.                       Journal Astronomique #15, 1911                                             
J__1911b   J  5   Jonckheere, R.                       Journal Astronomique #16, 1911                                             
J__1911c   J  5   Jonckheere, R.                       MNRAS 71, 750, 1911                                                        
J__1911d   J  1   Jonckheere, R.                       MNRAS 72, 45, 1911                                                         
J__1911e   J  1   Jonckheere, R.                       MNRAS 72, 156, 1911                                                        
J__1911f   J  1   Jonckheere, R.                       MNRAS 72, 162, 1911                                                        
J__1912a   J  1   Jonckheere, R.                       MNRAS 72, 188, 1912                                                        
J__1912b   J  5   Jonckheere, R.                       Journal Astronomique #17, 1912                                             
J__1912c   J  5   Jonckheere, R.                       Journal Astronomique #19, 1912                                             
J__1912d   J  6   Jonckheere, R.                       Journal Astronomique #21, 1912                                             
J__1912e   J  6   Jonckheere, R.                       Journal Astronomique #22, 1912                                             
J__1912f   J  6   Jonckheere, R.                       Journal Astronomique #23, 1912                                             
J__1912g   J  6   Jonckheere, R.                       Journal Astronomique #25, 1912                                             
J__1912h   J  6   Jonckheere, R.                       Journal Astronomique #26, 1912                                             
J__1913a   J  6   Jonckheere, R.                       Journal Astronomique #27, 1913                                             
J__1913b   J  6   Jonckheere, R.                       Journal Astronomique #28, 1913                                             
J__1914    J  6   Jonckheere, R.                       Journal Astronomique #29, 1914                                             
J__1917a   J  1   Jonckheere, R.                       MemRAS 61, 1, 1917                                                         
J__1917b   J  0   Jonckheere, R.                       AJ 31, 1, 1917                                                             
J__1918    J  0   Jonckheere, R.                       AJ 31, 113, 1918                                                           
J__1918b          Jonckheere, R.                       MNRAS 78, 479, 1918                                                        
J__1919    J  1   Jonckheere, R.                       AJ 32, 65, 1919                                                            
J__1920    J  1   Jonckheere, R.                       AJ 32, 166, 1920                                                           
J__1924    J  0   Jonckheere, R.                       AJ 35, 173, 1924                                                           
J__1930    J  2   Jonckheere, R.                       J. Obs. 13, 76, 1930                                                       
J__1932A   J  9   Jonckheere, R.                       cited in ADS (Aitken Double Star Cat.), 1932                               
J__1941a   J  2   Jonckheere, R.                       J. Obs. 24, 21, 1941                                                       
J__1941b   J  2   Jonckheere, R.                       J. Obs. 24, 69, 1941                                                       
J__1941c   J  2   Jonckheere, R.                       J. Obs. 24, 93, 1941                                                       
J__1941d   J  2   Jonckheere, R.                       J. Obs. 24, 114, 1941                                                      
J__1942a   J  2   Jonckheere, R.                       J. Obs. 25, 11, 1942                                                       
J__1942b   J  7   Jonckheere, R.                       J. Obs. 25, 15, 1942                                                       
J__1942c   J  2   Jonckheere, R.                       J. Obs. 25, 25, 1942                                                       
J__1942d   J  2   Jonckheere, R.                       J. Obs. 25, 78, 1942                                                       
J__1943    J  2   Jonckheere, R.                       J. Obs. 26, 28, 1943                                                       
J__1944a   J  2   Jonckheere, R.                       J. Obs. 27, 1, 1944                                                        
J__1944b   J  3   Jonckheere, R.                       J. Obs. 27, 5, 1944                                                        
J__1944c   J  3   Jonckheere, R.                       J. Obs. 27, 6, 1944                                                        
J__1944d   J  3   Jonckheere, R.                       J. Obs. 27, 7, 1944                                                        
J__1944e   J  7   Jonckheere, R.                       J. Obs. 27, 11, 1944                                                       
J__1945    J  3   Jonckheere, R.                       J. Obs. 28, 26, 1945                                                       
J__1946    J  7   Jonckheere, R.                       J. Obs. 29, 49, 1946                                                       
J__1948    J  7   Jonckheere, R.                       J. Obs. 31, 65, 1948                                                       
J__1949a   J  3   Jonckheere, R.                       J. Obs. 32, 13, 1949                                                       
J__1949b   J  3   Jonckheere, R.                       J. Obs. 32, 81, 1949                                                       
J__1952    J  8   Jonckheere, R.                       J. Obs. 35, 37, 1952                                                       
J__1953a   J  8   Jonckheere, R.                       J. Obs. 36, 44, 1953                                                       
J__1953b   J  8   Jonckheere, R.                       J. Obs. 36, 49, 1953                                                       
J__1954    J  8   Jonckheere, R.                       J. Obs. 37, 13, 1954                                                       
J__1955    J  8   Jonckheere, R.                       J. Obs. 38, 254, 1955                                                      
J__1957    J  8   Jonckheere, R.                       J. Obs. 40, 1, 1957                                                        
J__1958    J  8   Jonckheere, R.                       J. Obs. 41, 145, 1958                                                      
J__1962    J  8   Jonckheere, R.                       General Cat. of Double Stars, Marseille, 1962                              
J__1963A   J  9   Jonckheere, R.                       cited in IDS (Lick Index Cat.), 1963                                       
J__9999    J  9   Jonckheere, R.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Jac1928    JAC5   Jackson, C.                          Union Obs. Circ. 3, 5, 1928                                                
Jac1948    JAC5   Jackson, C.                          Union Obs. Circ. 5, 193, 1948                                              
                                                                                                                                  
Jae1912a   JAE6   de Jaegher, L.                       Journal Astronomique #25, 1912                                             
Jae1912b   JAE6   de Jaegher, L.                       Journal Astronomique #26, 1912                                             
Jae1913a   JAE6   de Jaegher, L.                       Journal Astronomique #27, 1913                                             
Jae1913b   JAE6   de Jaegher, L.                       Journal Astronomique #28, 1913                                             
Jae1914    JAE6   de Jaegher, L.                       Journal Astronomique #29, 1914                                             
Jae1924    JAE0   de Jaegher, L.                       AJ 35, 173, 1924                                                           
Jae9999    JAE9   de Jaegher, L.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Jam1921    JAM0   Jameson, H.                          MNRAS 81, 567, 1921                                                        
                                                                                                                                  
Jan1907a   JAN5   Luplau-Janssen, C.                   AN 175, 65, 1907                                                           
Jan1907b   JAN0   Luplau-Janssen, C.                   AN 175, 277, 1907                                                          
Jan1908    JAN0   Luplau-Janssen, C.                   AN 176, 333, 1908                                                          
Jan1909a   JAN0   Luplau-Janssen, C.                   AN 180, 297, 1909                                                          
Jan1909b   JAN0   Luplau-Janssen, C.                   AN 183, 145, 1909                                                          
Jan1912           Luplau-Janssen, C.                   AN 193, 9, #4609, 1912                                                     
Jan1914    JAN0   Luplau-Janssen, C.                   AN 198, 105, 1914                                                          
Jan1915    JAN0   Luplau-Janssen, C.                   AN 201, 461, 1915                                                          
Jan1916    JAN0   Luplau-Janssen, C.                   AN 202, 311, 1916                                                          
Jan1919    JAN0   Luplau-Janssen, C.                   AN 210, 225, 1919                                                          
Jan1920    JAN0   Luplau-Janssen, C.                   AN 212, 71, 1920                                                           
Jan1921a   JAN1   Luplau-Janssen, C.                   AN 215, 1, 1921                                                            
Jan1921b   JAN1   Luplau-Janssen, C.                   AN 215, 367, 1921                                                          
Jan1924a   JAN1   Luplau-Janssen, C.                   AN 222, 64, 1924                                                           
Jan1924b   JAN1   Luplau-Janssen, C.                   AN 222, 283, 1924                                                          
Jan1924c   JAN1   Luplau-Janssen, C.                   AN 223, 165, 1924                                                          
Jan1925    JAN1   Luplau-Janssen, C.                   AN 225, 261, 1925                                                          
Jan1926a   JAN1   Luplau-Janssen, C.                   AN 227, 43, 1926                                                           
Jan1926b   JAN1   Luplau-Janssen, C.                   AN 229, 89, 1926                                                           
Jan1929    JAN5   Luplau-Janssen, C.                   AN 235, 357, 1929                                                          
Jan1929b          Luplau-Janssen, C.                   AN 236, 93, 1929                                                           
Jan1931           Luplau-Janssen, C.                   AN 241, 61, 1931                                                           
Jan1934    JAN5   Luplau-Janssen, C.                   AN 252, 295, 1934                                                          
Jan1937    JAN5   Luplau-Janssen, C.                   AN 262, 317, 1937                                                          
Jan1937b          Luplau-Janssen, C.                   AN 255, 273, 1937                                                          
Jan1953    JAN8   Luplau-Janssen, C.                   J. Obs. 36, 107, 1953                                                      
Jan1955    JAN8   Luplau-Janssen, C.                   J. Obs. 38, 106, 1955                                                      
                                                                                                                                  
Jao2003           Jao, W.-C. et al.                    AJ 125, 332, 2003                                                          
                                                                                                                                  
Jas1994    JAS0   Jasinta, D.M.D. & Soegiartini, E.    A&AS 107, 235, 1994                                                        
Jas1995    JAS0   Jasinta, D.M.D. et al.               A&AS 114, 487, 1995                                                        
Jas1996a          Jasinta, D.M.D.                      Inf. Circ. 128, 1996                                                       
Jas1996b          Jasinta, D.M.D.                      A&AS 118, 381, 1996                                                        
Jas1997           Jasinta, D.M.D.                      Visual Double Stars, ed. Docobo et al., 367, 1997                          
Jas1999a   JAS0   Jasinta, D.M.D.                      A&AS 134, 87, 1999                                                         
Jas1999b   JAS0   Jasinta, D.M.D. & Hidayat, B.        A&AS 136, 293, 1999                                                        
                                                                                                                                  
Jaw2004           Jaworski, R.                         Webb Soc., Double Star Circ. 12, 2004                                      
Jaw2005           Jaworski, R.                         Webb Soc., Double Star Circ. 13, 2005                                      
Jaw2006           Jaworski, R.                         Webb Soc., Double Star Circ. 14, 2006                                      
                                                                                                                                  
Jay2001           Jayawardhana, R. & Brandeker, A.     ApJ 561, L111, 2001                                                        
                                                                                                                                  
Jc_1847    JC 5   Jacob, W.S.                          MemRAS 16, 311, 1847                                                       
Jc_1847b          Jacob, W.S.                          MNRAS 8, 16, 1847                                                          
Jc_1848a   JC 5   Jacob, W.S.                          Madras  Obs. 57, 1848-1852                                                 
Jc_1848b   JC 6   Jacob, W.S.                          Madras  Obs. 8, 1848-1852  Appendix.                                       
Jc_1849    JC 5   Jacob, W.S.                          MemRAS 17, 79, 1849                                                        
Jc_1854           Jacob, W.S.                          MNRAS 14, 242, 1854                                                        
Jc_1855a          Jacob, W.S.                          MNRAS 15, 178, 1855                                                        
Jc_1855b          Jacob, W.S.                          MNRAS 15, 205, 1855                                                        
Jc_1855C          Jacob, W.S.                          cited by Fletcher (MNRAS 15, 161, 1855)                                    
Jc_1856           Jacob, W.S.                          AN 44, 43, #1035, 1856                                                     
Jc_1856b          Jacob, W.S.                          MNRAS 17, 19, 1856                                                         
Jc_1860    JC 5   Jacob, W.S.                          MemRAS 28, 13, 1860                                                        
Jc_1875A          Jacob, W.S.                          cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Jc_1880A          Jacob, W.S.                          cited by Burnham (MNRAS 40, 497, 1880)                                     
Jc_1896A          Jacob, W.S.                          cited by See (Evolution of Stellar Systems, v1, 1896)                      
Jc_1906A          Jacob, W.S.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Jc_1906B          Jacob, W.S.                          cited in BDS (Burnham Double Star Cat.), 1906                              
Jc_1927A          Jacob, W.S.                          cited in SDS (Southern Double Star Cat.), 1927                             
Jc_1937A          Jacob, W.S.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
Jc_9999    JC 9   Jacob, W.S.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Jck1920a   JCK5   Jackson, J.                          Greenwich Observations, F1, 1920                                           
Jck1920b          Jackson, J.                          MNRAS 80, 543, 1920                                                        
Jck1921a   JCK5   Jackson, J.                          Greenwich Cat. of Double Stars, 1921                                       
Jck1921b          Jackson, J.                          Greenwich Double Star Cat., 213, 1921                                      
Jck1925    JCK5   Jackson, J.                          Greenwich Observations, C5, 1925                                           
Jck1927    JCK5   Jackson, J.                          Greenwich Observations, B1, 1927                                           
Jck1930    JCK5   Jackson, J.                          Greenwich Observations, B1, 1930                                           
Jck1931    JCK5   Jackson, J.                          Greenwich Observations, B1, 1931                                           
Jck1935    JCK7   Jackson, J.                          Greenwich Observations, B1, 1935                                           
Jck1937    JCK8   Jackson, J.                          Greenwich Observations, B1, 1937                                           
                                                                                                                                  
JCT        JCT    Thorel, J.-C.                        (from additional DD list - see Thr)                                        
                                                                                                                                  
JDH1960           Jones, D.H.                          MNRAS 120, 444, 1960                                                       
JDH1961    JDH8   Jones, D.H.                          R. Obs. Bull. Ser.E, #38, 1961                                             
JDH1964    JDH8   Jones, D.H.                          R. Obs. Bull. #88, 1964                                                    
JDH1979    JDH8   Jones, D.H.                          R. Obs. Bull. #184, 1979                                                   
                                                                                                                                  
Je_1880a          Jedrzejewicz, J.                     AN 97, 305, #2324, 1880                                                    
Je_1880b          Jedrzejewicz, J.                     AN 98, 1, #2329, 1880                                                      
Je_1880c          Jedrzejewicz, J.                     AN 98, 145, #2338, 1880                                                    
Je_1880d          Jedrzejewicz, J.                     AN 98, 177, #2340, 1880                                                    
Je_1880e          Jedrzejewicz, J.                     AN 98, 193, #2341, 1880                                                    
Je_1880f          Jedrzejewicz, J.                     AN 98, 225, #2343, 1880                                                    
Je_1880g          Jedrzejewicz, J.                     AN 98, 257, #2345, 1880                                                    
Je_1880h          Jedrzejewicz, J.                     AN 98, 273, #2346, 1880                                                    
Je_1880i          Jedrzejewicz, J.                     AN 98, 289, #2347, 1880                                                    
Je_1880j          Jedrzejewicz, J.                     AN 98, 353, #2351, 1880                                                    
Je_1881a          Jedrzejewicz, J.                     AN 99, 263, #2369, 1881                                                    
Je_1881b   JE 1   Jedrzejewicz, J.                     AN 101, 97, 1881                                                           
Je_1882    JE 1   Jedrzejewicz, J.                     AN 103, 1, 1882                                                            
Je_1887    JE 0   Jedrzejewicz, J.                     AN 116, 177, 1887                                                          
Je_1902    JE 0   Jedrzejewicz, J.                     AN 159, 159, 1902                                                          
Je_1906A          Jedrzejewicz, J.                     cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Jef1945    JEF8   Jeffers, H.M.                        Lick Obs. Bull. 19, 175, 1945                                              
Jef1951    JEF8   Jeffers, H.M.                        Lick Obs. Bull. 20, 51, 1951                                               
Jef1978           Jeffers, H.M. & Vasilevskis, S.      AJ 83, 411, 1978                                                           
Jef9999    JEF9   Jeffers, H.M.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
JES1957           Jackson, E.S. et al.                 ApJ 125, 712, 1957                                                         
                                                                                                                                  
Jfr1904    JFR5   Jouffray, A.C.                       Bull. Astronomique 21, 295, 1904                                           
                                                                                                                                  
Jhn1986           Johnson, H.M. & Mayor, M.            ApJ 310, 354, 1986                                                         
                                                                                                                                  
Jhs1953           Johnson, H.L.                        ApJ 117, 361, 1953                                                         
                                                                                                                                  
JLJ2005           Jones, J.L.                          JDSO 1, 2, 2005                                                            
                                                                                                                                  
Jkn1964    JKN0   Jackson, P.                          Mitt. Sternw. Wien 12, #5, 1964                                            
                                                                                                                                  
JKS               Jenniskens, M.P.                     (from Ccd2002 DD list)                                                     
                                                                                                                                  
JMJ1850           Johnson, Manuel J.                   Radcliffe Obs. 11, 289, 1850                                               
JMJ1853           Johnson, Manuel J.                   Radcliffe Obs. 14, 75, 1853                                                
JMJ1906A          Johnson, Manuel J. (Radcliffe)       cited in BDS (Burnham Double Star Cat., 1906)                              
JMJ1937A          Johnson, Manuel J.                   cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Jnc2005           Jancart, S. et al.                   A&A 442, 365, 2005                                                         
                                                                                                                                  
Jns1891           Jones, G.L.                          Proc. Haverford Col. Obs. 1, 28, 1891                                      
Jns1892a          Jones, G.L.                          Proc. Haverford Col. Obs. 2, 12, 1892 (also AJ 12, 105, 1892)              
Jns1892b   JNS0   Jones, G.L.                          Proc. Haverford Col. Obs. 2, 25, 1892                                      
Jns1894    JNS5   Jones, G.L.                          AJ 13, 199, 1894                                                           
                                                                                                                                  
Jnt2003           Johnston, K.J. et al.                AJ 125, 858, 2003                                                          
                                                                                                                                  
Jnv1960           Janova, V.                           Bull. Astron. Inst. Czech. 11, 141, 1960                                   
Jnv1966           Janova, V.                           Bull. Astron. Inst. Czech. 17, 116, 1966                                   
                                                                                                                                  
Jny1995           Janny, P.                            Obs. et Travaux 41, 2, 1995  (most data are also in Jny2003)               
Jny2003           Janny, P.                            OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
JoA1989    JOA0   Jones, A.                            Webb Soc., Double Star Circ. 4, 1989                                       
JoA1994    JOA0   Jones, A.                            Webb Soc., Double Star Circ. 6, 1994                                       
                                                                                                                                  
Job1969a          Job, F. & Tamburini, T.              Mem. Soc. Astron. Ital. 40, 55, 1969                                       
Job1969b          Job, F. & Tamburini, T.              Mem. Soc. Astron. Ital. 40, 185, 1969                                      
Job1969c   JOB0   Job, F. & Tamburini, T.              Mem. Soc. Astron. Ital. 40, 543, 1969                                      
Job1969d          Job, F. et al.                       Mem. Soc. Astron. Ital. 40, 549, 1969                                      
                                                                                                                                  
Joh1915    JOH0   Johnson, E.L.                        Union Obs. Circ. 1, 185, 1915                                              
Joh1916    JOH5   Johnson, E.L.                        Union Obs. Circ. 1, 249, 1916                                              
Joh1917    JOH5   Johnson, E.L.                        Union Obs. Circ. 1, 285, 1917                                              
Joh1927A          Johnson, E.L.                        cited in SDS (Southern Double Star Cat.), 1927                             
Joh1948    JOH7   Johnson, E.L.                        Union Obs. Circ. 5, 193, 1948                                              
                                                                                                                                  
Jon1921    JON5   Jones, H.S.                          Greenwich Cat. of Double Stars, 1921                                       
Jon1928a          Jones, H.S.                          MNRAS 88, 403, 1928                                                        
Jon1928b          Jones, H.S.                          MNRAS 88, 644, 1928                                                        
Jon1928c          Jones, H.S.                          MNRAS 88, 652, 1928                                                        
Jon1928d          Jones, H.S.                          Cape Ann., 10, Pt. 8, 45, 1928                                             
Jon1928e          Jones, H.S.                          Cape Ann., 10, Pt. 8, 49, 1928                                             
Jon1928f          Jones, H.S.                          Cape Ann., 10, Pt. 8, 61, 1928                                             
Jon1928g          Jones, H.S.                          Cape Ann., 10, Pt. 8, 89, 1928                                             
                                                                                                                                  
JoR1931           Jones, R.B.                          Lick Obs. Bull. 15, 120, 1931                                              
                                                                                                                                  
Jos1910    JOS0   Jost, E.                             AN 185, 129, 1910                                                          
                                                                                                                                  
Jov2003           Jove, S.                             OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Joy1941           Joy, A.H. & Humason, M.L.            PASP 53, 296, 1941                                                         
Joy1942           Joy, A.H.                            PASP 54, 33, 1942                                                          
Joy1945    JOY0   Joy, A.H.                            ApJ 102, 168, 1945                                                         
Joy1949    JOY0   Joy, A.H.                            ApJ 110, 424, 1949                                                         
                                                                                                                                  
Jrn1988    JRN    Jorissen, A.                         A&AS 75, 107, 1988                                                         
                                                                                                                                  
Jsn1888    JSN5   Johnson, S.J.                        MNRAS 48, 257, 1888                                                        
Jsn1937A          Johnson, S.J.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Jsp1935    JSP0   Jessup, M.K.                         MemRAS 65, 51, 1935                                                        
Jsp1955    JSP8   Jessup, M.K.                         Publ. Univ. Michigan Obs. 11, 1, 1955                                      
Jsp1964    JSP8   Jessup, M.K.                         Publ. Univ. Michigan Obs. 9, 73, 1964                                      
Jsp9999    JSP9   Jessup, M.K.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Jst1959           Jastrzebski, T.                      Acta Astron. 9, 10, 1959                                                   
Jst1960           Jastrzebski, T.                      Acta Astron. 10, 257, 1960                                                 
Jst1961           Jastrzebski, T.                      Acta Astron. 11, 39, 1961                                                  
                                                                                                                                  
Jti1981           Josties, F. J.                       IAU Colloq 62, 16, 1981                                                    
                                                                                                                                  
Kai1865    KAI0   Kaiser, F.                           AN 64, 97, 1865                                                            
Kai1872    KAI0   Kaiser, F.                           Ann. Leiden Obs. 3, 179, 1872                                              
Kai1906A          Kaiser, F.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Kai1937A          Kaiser, F.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Kam1929    KAM5   van de Kamp, P.                      PASP 41, 235, 1929                                                         
Kam1934    KAM5   van de Kamp, P.                      PASP 46, 198, 1934                                                         
Kam1936a   KAM2   van de Kamp, P.                      PASP 48, 313, 1936                                                         
Kam1936b   KAM5   van de Kamp, P.                      AJ 45, 93, 1936                                                            
Kam1939a          van de Kamp, P.                      AJ 48, 80, 1939                                                            
Kam1939b          van de Kamp, P.                      AJ 48, 136, 1939                                                           
Kam1940           van de Kamp, P. & deVilbiss, J.M.    AJ 49, 66, 1940                                                            
Kam1950    KAM2   van de Kamp, P.                      AJ 55, 160, 1950                                                           
Kam1951           van de Kamp, Smith, S., & Thomas, A. AJ 55, 251, 1951                                                           
Kam1955           van de Kamp & Flather                AJ 60, 448, 1955                                                           
Kam1957           van de Kamp, P. & Damkoehler, J.E.   AJ 62, 393, 1957                                                           
Kam1960           van de Kamp, P. & Lippincott, S.L.   AJ 65, 383, 1960                                                           
Kam1966           van de Kamp, P. & Moore              AJ 71, 524, 1966                                                           
Kam1967           van de Kamp, P. & Chao-Yuan Yang     AJ 72, 848, 1967                                                           
Kam1969a          van de Kamp, P. & Andersen, S.E.     AJ 74, 235, 1969                                                           
Kam1969b          van de Kamp, P.                      AJ 74, 238, 1969                                                           
Kam1969c          van de Kamp, P.                      AJ 74, 757, 1969                                                           
                                                                                                                                  
Kar1986a   KAR0   Karovska, M. et al.                  ApJ 308, 260, 1986                                                         
Kar1986b   KAR0   Karovska, M. et al.                  AJ 92, 898, 1986                                                           
Kar1993    KAR0   Karovska, M. et al.                  ApJ 402, 311, 1993                                                         
Kar1997    KAR0   Karovska, M. et al.                  ApJ 482, L175, 1997                                                        
                                                                                                                                  
Kaz1934    KAZ5   Kazansky, J.A. & Bugoslavsky, E.J.   SvA 11, 310, 1934                                                          
                                                                                                                                  
Kdl1904    KDL0   Kendall, E.O.                        AJ 24, 106, 1904                                                           
                                                                                                                                  
Ken2001           Kenworthy, M. et al.                 ApJ 554, L67, 2001                                                         
                                                                                                                                  
Ker1999           Koerner, D.W. et al.                 ApJ 526, L25, 1999                                                         
Ker2000           Koerner, D.W. et al.                 ApJ 533, L37, 2000                                                         
                                                                                                                                  
Kii2003           Kiick, D.M.                          Double Star Observer, 9, #1, 2003                                          
                                                                                                                                  
Kin1911    KIN2   King, E.S.                           Publ. USNO 6, A117, 1911                                                   
Kin1928    KIN0   King, E.S.                           Harvard Obs. Circ. 332, 1928                                               
                                                                                                                                  
Kir2001a   KIR0   Kirkpatrick, J.D. et al.             AJ 121, 3235, 2001                                                         
Kir2001b   KIR0   Kirkpatrick, J.D. et al.             PASP 113, 814, 2001                                                        
                                                                                                                                  
Kis1988           Kisselev, A.A., Kiyaeva, O.V.        Ap&SS 142, 181, 1988                                                       
Kis1997           Kisselev, A.A. et al.                Visual Double Stars, ed. Docobo et al., 377, 1997                          
                                                                                                                                  
Kiy1998           Kiyaeva, O.V. et al.                 SvAL 24, 753, 1998  (Pisma Astron. Zhur. 24, 868, 1998)                    
Kiy2001           Kiyaeva, O.V. et al.                 SvAL 27, 391, 2001  (Pisma Astron. Zhur. 27, 456, 2001)                    
                                                                                                                                  
Kle1973a          Klerk, M.                            Inf. Circ. 59, 1973                                                        
Kle1973b   KLE0   Klerk, M.                            S. African Astron. Obs. Circ. 1, 19, 1973                                  
                                                                                                                                  
Kli1856           Klinkerfues, E.F.W.                  AN 42, 81, #990, 1856                                                      
Kli1858a          Klinkerfues, E.F.W.                  AN 47, 353, #1127, 1858                                                    
Kli1858b          Klinkerfues, E.F.W.                  AN 48, 97, #1135, 1858                                                     
Kli1879A          Klinkerfues, E.F.W.                  cited by Crossley et al. (Handbook of Dbl Stars, 1879), p 313              
Kli1906A          Klinkerfues, E.F.W.                  cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Klk1962    KLK0   Kulikovskii, P.G. et al.             SvA 5, 578, 1962                                                           
                                                                                                                                  
Kmm1956           Kummritz, W.                         Inf. Circ. 10, 1956                                                        
Kmm1958           Kummritz, W.                         Inf. Circ. 14, 1958                                                        
                                                                                                                                  
Knc2004           Konacki, M. & Lane, B.F.             ApJ 610, 443, 2004                                                         
                                                                                                                                  
Kng2002           Koenig, B. et al.                    A&A 394, L43, 2002                                                         
Kng2005           Koenig, B. et al.                    A&A 435, 215, 2005                                                         
                                                                                                                                  
Kno9999    KNO9   Knol                                 Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Knp1959           Knipe, G.F.G.                        Union Obs. Circ. 6, 313, 1959                                              
Knp1960    KNP5   Knipe, G.F.G.                        Union Obs. Circ. 6, 331, 1960                                              
Knp1960b          Knipe, G.F.G.                        Union Obs. Circ. 6, 341, 1960                                              
Knp1960c          Knipe, G.F.G.                        Union Obs. Circ. 6, 343, 1960                                              
Knp1961a          Knipe, G.F.G.                        Union Obs. Circ. 6, 375-376, 1961                                          
Knp1961b          Knipe, G.F.G.                        Union Obs. Circ. 6, 379-380, 1961                                          
Knp1962a   KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 5, 1962                                             
Knp1962b          Knipe, G.F.G.                        Republic Obs. Circ. 7, 14, 1962                                            
Knp1962c          Knipe, G.F.G.                        Republic Obs. Circ. 7, 16, 1962                                            
Knp1963    KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 25, 1963                                            
Knp1964    KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 48, 1964                                            
Knp1965    KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 74, 1965                                            
Knp1966a   KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 99, 1966                                            
Knp1966b          Knipe, G.F.G.                        Republic Obs. Circ. 7, 113, 1966                                           
Knp1966c          Knipe, G.F.G.                        Republic Obs. Circ. 7, 116, 1966                                           
Knp1966d          Knipe, G.F.G.                        Republic Obs. Circ. 7, 118, 1966                                           
Knp1966e          Knipe, G.F.G.                        Republic Obs. Circ. 7, 121, 1966                                           
Knp1967    KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 130, 1967                                           
Knp1968    KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 162, 1968                                           
Knp1969a   KNP5   Knipe, G.F.G.                        Republic Obs. Circ. 7, 177, 1969                                           
Knp1969b          Knipe, G.F.G.                        Republic Obs. Circ. 7, 196, 1969                                           
                                                                                                                                  
Knr1892           Knorre, V.C.                         Beob. K. Sternw. Berlin, 6, 1, 1892                                        
Knr1895    KNR0   Knorre, V.C.                         AN 138, 185, 1895                                                          
Knr1898    KNR0   Knorre, V.C.                         AN 147, 225, 1898                                                          
Knr1900    KNR0   Knorre, V.C.                         AN 152, 113, 1900                                                          
Knr1906A          Knorre, V.C.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Knr1937A          Knorre, V.C.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Knt1865           Knott, G.                            MNRAS 25, 274, 1865 (data also in MemRAS 43, 75, 1877)                     
Knt1866           Knott, G.                            MNRAS 26, 243, 1866 (data also in MemRAS 43, 75, 1877)                     
Knt1868a          Knott, G.                            MNRAS 28, 47, 1868  (data also in MemRAS 43, 75, 1877)                     
Knt1868b          Knott, G.                            MNRAS 29, 104, 1868 (data also in MemRAS 43, 75, 1877)                     
Knt1872           Knott, G.                            MNRAS 32, 222, 1872 (data also in MemRAS 43, 75, 1877)                     
Knt1873           Knott, G.                            MNRAS 33, 351, 1873                                                        
Knt1877    KNT5   Knott, G.                            MemRAS 43, 75, 1877                                                        
Knt1878A          Knott, G.                            cited by Burnham (MNRAS 38, 408, 1878)                                     
Knt1879A          Knott, G.                            cited by Gledhill (Obs. 3, 53, 1879)                                       
Knt1880A          Knott, G.                            cited by Hunt (Obs. 3, 605, 1880)                                          
Knt1881           Knott, G.                            Obs. 4, 184, 1881 (see also Obs. 4, 212, 1881)                             
Knt1906A          Knott, G.                            cited by Lewis (MemRAS 56, 1, 1906)                                        
Knt1937A          Knott, G.                            cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Kob1994           Kobayashu, N. et al.                 PASJ 46, L183, 1994                                                        
                                                                                                                                  
Koc1882           Koch, G.                             Pub. K. Univ. Sternwarte Leipzig, Heft 1, 120, 1882                        
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Koe1979    KOE0   Koechlin, L. et al.                  A&A 80, L13, 1979                                                          
Koe1983    KOE0   Koechlin, L. et al.                  IAU Colloq 62, Lowell Obs Bull 167, v 9, #1, 156, 1983                     
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Koh1998    KOH0   Koehler, R. & Leinert, Ch.           A&A 331, 977, 1998                                                         
Koh2000a   KOH0   Koehler, R. et al.                   A&A 356, 541, 2000                                                         
Koh2000b   KOH0   Koehler, R. et al.                   IAU Symp 200, 63, 2000                                                     
                                                                                                                                  
Kom1929    KOM5   Komendantov, N.V.                    Pulkovo Obs. Bull. 11, 331, 1929                                           
Kom1933    KOM5   Komendantov, N.V.                    Pulkovo Obs. Circ. #9, 26, 1933                                            
Kom1935a   KOM5   Komendantov, N.V.                    Pulkova Obs. Publ. Ser. 2, #47, 29, 1935                                   
Kom1935b          Komendantov, N.V.                    Pulkova Obs. Circ. 16, 13, 1935                                            
Kom9999    KOM9   Komendantov, N.V.                    Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Kop1939    KOP    Kopal, Z.                            Harvard Coll. Obs. Bull. No. 911, pp 33-37, 1939                           
                                                                                                                                  
Kor1948    KOR5   Korbut, I.F.                         Pulkova Izvestia 17, #141, 97, 1948                                        
                                                                                                                                  
Kou2005           Kouwenhoven, M.B.N. et al.           A&A 430, 137, 2005                                                         
                                                                                                                                  
Kpr1976a   KPR0   Kamper, K.W.                         Observatory 96, 160, 1976                                                  
Kpr1976b   KPR0   Kamper, K.W.                         PASP 88, 444, 1976                                                         
Kpr1979    KPR0   Kamper, K.W.                         PASP 91, 678, 1979                                                         
Kpr1985    KPR0   Kamper, K.W.                         PASP 97, 579, 1985                                                         
Kpr1986           Kamper, K.W. & Beardsley, W.R.       AJ 91, 419, 1986                                                           
Kpr1987a          Kamper, K.W.                         AJ 93, 683, 1987                                                           
Kpr1987b          Kamper, K.W. & Beardsley, W.R.       AJ 94, 1302, 1987                                                          
Kpr1989           Kamper, K.W. et al.                  AJ 98, 686, 1989                                                           
Kpr1990           Kamper, K.W. et al.                  AJ 100, 239, 1990                                                          
Kpr1992           Kamper, K.W.                         AJ 104, 231, 1992                                                          
                                                                                                                                  
Kpz1924    KPZ0   Krumpholtz, H.                       AN 222, 7, 1924                                                            
Kpz1927    KPZ0   Krumpholtz, H.                       AN 230, 247, 1927                                                          
                                                                                                                                  
Kr         KR     Kruger, A.                           (from additional DD list)                                                  
                                                                                                                                  
Kra1951    KRA8   Kranjc, A.                           Cont. Obs. Milan Merate, New Ser. #31, 1951                                
Kra1960           Kranjc, A.                           Pub. Obs. Bologna 7, #17, 1960                                             
Kra1962           Kranjc, A.                           Mem. Soc. Astron. Ital. 33, 13, 1962                                       
                                                                                                                                  
Kri1997    KRI0   Krist, J.E. et al.                   ApJ 481, 447, 1997                                                         
Kri1998    KRI0   Krist, J.E. et al.                   ApJ 501, 841, 1998                                                         
                                                                                                                                  
Krk1881A          Kirk, E.B.                           cited by Gledhill (Obs. 4, 86, 1881)                                       
                                                                                                                                  
Krm1939           Karmel, G.                           AN 269 312, 1939                                                           
                                                                                                                                  
Krn1962    KRN0   Kurochkin, N.E.                      Cont. Sternberg Inst. #124, 28, 1962                                       
Krn1964    KRN0   Kurochkin, N.E.                      Cont. Sternberg Inst. #130, 22, 1964                                       
Krn1965a   KRN0   Kurochkin, N.E.                      Cont. Sternberg Inst. #139, 11, 1965                                       
Krn1965b   KRN0   Kurochkin, N.E.                      Cont. Sternberg Inst. #143, 41, 1965                                       
                                                                                                                                  
Kro        KRO    Kron, G.                             (from additional DD list)                                                  
                                                                                                                                  
Krs1991    KRS0   Koresko, C.D. et al.                 AJ 102, 2073, 1991                                                         
Krs1993           Koresko, C.D. et al.                 AJ 105, 1481, 1993                                                         
Krs1998           Koresko, C.D. et al.                 ApJ 509, L45, 1998                                                         
Krs2000           Koresko, C.D.                        ApJ 531, L147, 2000                                                        
Krs2002           Koresko, C.D.                        AJ 124, 1082, 2002                                                         
                                                                                                                                  
Krt1937A          Kortazzi, J.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Kru1936    KRU5   Kruger, E.C.                         Cont. Obs. Brera Milan, #33, 1936                                          
Kru1937A          Kruger, E.C.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Ku_1884    KU 0   Kustner, F.                          AN 108, 281, 1884                                                          
Ku_1902    KU 0   Kustner, F.                          AN 160, 71, 1902                                                           
Ku_1963A   KU 9   Kustner, F.                          cited in IDS (Lick Index Cat.), 1963                                       
Ku_1932A   KU 9   Kustner, F.                          cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Kui1929    KUI5   Kuiper, G.P.                         BAN 5, 49, 1929                                                            
Kui1930           Kuiper, G.P.                         BAN 5, 231, 1930                                                           
Kui1933    KUI5   Kuiper, G.P.                         BAN 7, 129, 1933                                                           
Kui1934a   KUI2   Kuiper, G.P.                         PASP 46, 188, 1934                                                         
Kui1934b   KUI3   Kuiper, G.P.                         PASP 46, 285, 1934                                                         
Kui1934c   KUI3   Kuiper, G.P.                         PASP 46, 286, 1934                                                         
Kui1934d   KUI3   Kuiper, G.P.                         PASP 46, 359, 1934                                                         
Kui1934e   KUI3   Kuiper, G.P.                         PASP 46, 360, 1934                                                         
Kui1934f   KUI3   Kuiper, G.P.                         PASP 46, 361, 1934                                                         
Kui1935a   KUI2   Kuiper, G.P.                         PASP 47, 230, 1935                                                         
Kui1935b   KUI3   Kuiper, G.P.                         PASP 47, 267, 1935                                                         
Kui1935c   KUI5   Kuiper, G.P.                         PASP 47, 279, 1935                                                         
Kui1935d          Kuiper, G.P.                         PASP 47, 15, 1935                                                          
Kui1935e          Kuiper, G.P.                         PASP 47, 121, 1935                                                         
Kui1936a   KUI3   Kuiper, G.P.                         ApJ 84, 359, 1936                                                          
Kui1936b   KUI6   Kuiper, G.P.                         PASP 48, 19, 1936                                                          
Kui1936c   KUI5   Kuiper, G.P.                         PASP 48, 221, 1936                                                         
Kui1936d   KUI2   Kuiper, G.P.                         ApJ 84, 478, 1936                                                          
Kui1937a   KUI3   Kuiper, G.P.                         ApJ 85, 255, 1937                                                          
Kui1937b          Kuiper, G.P.                         ApJ 86, 166, 1937                                                          
Kui1937c   KUI2   Kuiper, G.P.                         PASP 49, 340, 1937                                                         
Kui1938    KUI6   Kuiper, G.P.                         Harvard Announcement Card #450, 1938                                       
Kui1939           Kuiper, G.P.                         ApJ 89, 548, 1939                                                          
Kui1940           Kuiper, G.P.                         ApJ 91, 269, 1940                                                          
Kui1942           Kuiper, G.P.                         ApJ 96, 315, 1942                                                          
Kui1943    KUI3   Kuiper, G.P.                         ApJ 97, 275, 1943                                                          
Kui1948    KUI2   Kuiper, G.P.                         ApJ 108, 542, 1948                                                         
Kui1950           Kuiper, G.P.                         J. Obs. 33, 1, 1950                                                        
                                                         Visual estimates from objective gratings used with several               
                                                         refractors, as cited by P. Baize in the above reference.                 
Kui1961a   KUI6   Kuiper, G.P.                         J. Obs. 35, 36, 1961                                                       
Kui1961b   KUI6   Kuiper, G.P.                         ApJS 6, 1, 1961                                                            
Kui9999    KUI9   Kuiper, G.P.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Kul1970    KUL0   Kulagin, E.S.                        AZh 47, 557, 1970  (SvA 14, 445, 1970)                                     
                                                                                                                                  
Kum1935    KUM5   Kumon, T.                            Kwasan Bull. #299, 1935                                                    
                                                                                                                                  
Kza1984    KZA0   Kazeza, S.M.                         Bull. R. Astron. Obs. Belgium 9, 311, 1984                                 
                                                                                                                                  
Kzn1992    KZN0   Kaznica, J.J.                        Webb Soc., Double Star Circ. 5, 1992                                       
Kzn1994    KZN0   Kaznica, J.J.                        Webb Soc., Double Star Circ. 6, 1994                                       
Kzn1998    KZN0   Kaznica, J.J.                        Webb Soc., Double Star Circ. 7, 1998                                       
                                                                                                                                  
L__1891           Lewis, T.                            MNRAS 51, 462, 1891                                                        
L__1894a   L  0   Lewis, T.                            MNRAS 54, 314, 1894                                                        
L__1894b   L  0   Lewis, T.                            Greenwich Observations, 1894                                               
L__1894c          Lewis, T.                            MNRAS 55, 19, 1894; MNRAS 55, 341, 1894                                    
L__1895a   L  0   Lewis, T.                            Greenwich Observations, 1895                                               
L__1895b          Lewis, T.                            MNRAS 56, 33, 1895                                                         
L__1896    L  0   Lewis, T.                            Greenwich Observations, 1896                                               
L__1897    L  0   Lewis, T.                            Greenwich Observations, 1897                                               
L__1898    L  0   Lewis, T.                            Greenwich Observations, 1898                                               
L__1899    L  0   Lewis, T.                            Greenwich Observations, 1899                                               
L__1900    L  0   Lewis, T.                            Greenwich Observations, 1900                                               
L__1901    L  0   Lewis, T.                            Greenwich Observations, 1901                                               
L__1902a   L  1   Lewis, T.                            Greenwich Observations, 1902                                               
L__1902b          Lewis, T.                            MNRAS 62, 209, 1902                                                        
L__1902c          Lewis, T.                            MNRAS 62, 383, 1902 (data also in Greenwich Obs. 1901)                     
L__1903    L  1   Lewis, T.                            Greenwich Observations, 1903                                               
L__1903b          Lewis, T.                            MNRAS 63, 403, 1903 (data also in Greenwich Obs. 1902)                     
L__1904    L  1   Lewis, T.                            Greenwich Observations, 1904                                               
L__1905    L  1   Lewis, T.                            Greenwich Observations, 1905                                               
L__1906a   L  1   Lewis, T.                            Greenwich Observations, 1906                                               
L__1906b          Lewis, T.                            MemRAS 56, 1906                                                            
L__1907    L  1   Lewis, T.                            Greenwich Observations, 1907                                               
L__1908    L  1   Lewis, T.                            Greenwich Observations, 1908                                               
L__1909    L  1   Lewis, T.                            Greenwich Observations, 1909                                               
L__1921    L  5   Lewis, T.                            Greenwich Cat. of Double Stars, 1921                                       
L__1932A   L  9   Lewis, T.                            cited in ADS (Aitken Double Star Cat.), 1932                               
L__1937A          Lewis, T.                            cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Lab1974    LAB0   Labeyrie, A. et al.                  ApJ 194, L147, 1974                                                        
                                                                                                                                  
Lac1938a   LAC5   Lacchini, G.B.                       Mem. Soc. Astron. Ital. 11, 20, 1938                                       
Lac1938b   LAC5   Lacchini, G.B.                       Mem. Soc. Astron. Ital. 11, 181, 1938                                      
Lac1939    LAC5   Lacchini, G.B.                       Mem. Soc. Astron. Ital. 12, 207, 1939                                      
                                                                                                                                  
Lad2003           Ladanyi, T.                          Webb Soc., Double Star Circ. 11, 2003                                      
                                                                                                                                  
Lag1912    LAG0   Lagrula, P.                          Travaux Lyon Obs. 4, 193, 1912                                             
                                                                                                                                  
Lal1833A   LAL0   de Lalande, F.                       cited by Herschel (MemRAS 5, 13, 1833)                                     
Lal1906A          de Lalande, F.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
Lal1906B          de Lalande, F.                       cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
Lam1849    LAM5   Lamont, J.                           Ann. Munich Obs. 17, 1849                                                  
Lam1906A          Lamont, J.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Lam1913A          Lamont, J.                           cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Lam1937A          Lamont, J.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Lan1963    LAN5   Lange, M.                            Publ. Berlin Babelsberg Obs. 14, Pt.4, 1963                                
Lan1966    LAN5   Lange, M.                            Publ. Berlin Babelsberg Obs. 15, Pt.4, 1966                                
                                                                                                                                  
Laq1971           Laques, P. & Morel, P.J.             A&A 10, 476, 1971                                                          
Laq1972    LBD0   Laques, P. et al.                    A&A 15, 179, 1972                                                          
                                                                                                                                  
Lar9999    LAR9   Larink, J.                           Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Lat1992           Latham, D.N. et al.                  AJ 104, 774, 1992                                                          
Lat2002           Latham, D.N. et al.                  AJ 124, 1144, 2002                                                         
                                                                                                                                  
Lau1905    LAU0   Lau, H.E.                            AN 169, 369, 1905                                                          
Lau1906a   LAU0   Lau, H.E.                            AN 170, 341, 1906                                                          
Lau1906b   LAU0   Lau, H.E.                            AN 172, 97, 1906                                                           
Lau1907a   LAU0   Lau, H.E.                            AN 175, 65, 1907                                                           
Lau1907b   LAU0   Lau, H.E.                            AN 175, 277, 1907                                                          
Lau1907c          Lau, H.E.                            AN 173, 83, 1907                                                           
Lau1908a   LAU0   Lau, H.E.                            AN 176, 333, 1908                                                          
Lau1908b   LAU0   Lau, H.E.                            AN 177, 117, 1908                                                          
Lau1908c   LAU0   Lau, H.E.                            AN 179, 101, 1908                                                          
Lau1909a   LAU0   Lau, H.E.                            AN 180, 297, 1909                                                          
Lau1909b   LAU1   Lau, H.E.                            AN 183, 145, 1909                                                          
Lau1910    LAU1   Lau, H.E.                            AN 185, 313, 1910                                                          
Lau1911a   LAU1   Lau, H.E.                            AN 187, 449, 1911                                                          
Lau1911b   LAU1   Lau, H.E.                            AN 189, 197, 1911                                                          
Lau1911c   LAU1   Lau, H.E.                            AN 190, 77, 1911                                                           
Lau1917    LAU1   Lau, H.E.                            AN 205, 189, 1917                                                          
Lau1932A   LAU9   Lau, H.E.                            cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Law1911    LAW2   Lawton, G.K.                         Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
LBu1982    LBU0   Le Beau, J.                          Obs. et Travaux 1, 24, 1982                                                
LBu1983    LBU0   Le Beau, J.                          Obs. et Travaux 3, 26, 1983                                                
LBu1986a   LBU0   Le Beau, J.                          Obs. et Travaux 5, 45, 1986                                                
LBu1986b   LBU0   Le Beau, J.                          Obs. et Travaux 7, 37, 1986                                                
LBu1986c   LBU0   Le Beau, J.                          Obs. et Travaux 8, 40, 1986                                                
LBu1987a   LBU0   Le Beau, J.                          Obs. et Travaux 9, 41, 1987                                                
LBu1987b   LBU0   Le Beau, J.                          Obs. et Travaux 12, 37, 1987                                               
LBu1988    LBU0   Le Beau, J.                          Obs. et Travaux 14, 40, 1988                                               
LBu1989    LBU0   Le Beau, J.                          Obs. et Travaux 17, 24, 1989                                               
LBu1989b          Le Beau, J.                          A&AS 77, 125, 1989 (all measures appear to be duplicates of data           
                                                         published in earlier Le Beau papers in Obs. et Travaux)                  
LBu1990    LBU1   Le Beau, J.                          A&AS 85, 889, 1990 (some measures are also in LBu1990b)                    
LBu1990b          Le Beau, J.                          Obs. et Travaux 21, 39, 1990                                               
LBu1990c          Le Beau, J.                          Obs. et Travaux 22, 39, 1990                                               
LBu1991           Le Beau, J.                          Obs. et Travaux 26, 25, 1991                                               
LBu1992           Le Beau, J.                          Obs. et Travaux 30, 38, 1992                                               
LBu1993a          Le Beau, J.                          Obs. et Travaux 33, 21, 1993                                               
LBu1993b          Le Beau, J.                          Obs. et Travaux 34, 19, 1993                                               
LBu1994           Le Beau, J.                          Obs. et Travaux 39, 13, 1994                                               
LBu1996           Le Beau, J.                          Obs. et Travaux 46, 37, 1996                                               
                                                                                                                                  
Lbz1925    LBZ0   Labitzke, P.                         AN 224, 197, 1925                                                          
Lbz1929    LBZ5   Labitzke, P.                         Koenigsberg Obs. 45, 65, 1929                                              
                                                                                                                                  
Lcl1750    LCL0   Lacaille, N.L.                       Catalog 1750                                                               
                                                                                                                                  
Lcr1991    LCR0   Lanchares, V. (Docobo et al.)        A&AS 91, 229, 1991                                                         
Lcr1993    LCR0   Lanchares, V. (Ling & Lanchares)     AN 314, 303, 1993                                                          
Lcr1999    LCR0   Lanchares, V.                        Inf. Circ. 139, 1999                                                       
                                                                                                                                  
Lcy1971           Lucy, L.B. & Sweeney, M.A.           AJ 76, 544, 1971                                                           
                                                                                                                                  
Ldb1970    LDB0   Lindenblad, I.W.                     AJ 75, 841, 1970                                                           
Ldb1973    LDB0   Lindenblad, I.W.                     AJ 78, 205, 1973                                                           
                                                                                                                                  
Ldn1852A   LDN0   von Lindenau, B.A.                   cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
                                                                                                                                  
LDS        LDS    Luyten p.m. catalog                  (from additional DD list)                                                  
                                                                                                                                  
Lee        LEE    Lee, O.J.                            (from additional DD list)                                                  
                                                                                                                                  
Lef1982    LEF0   Lefevre, J.R.A.                      Publ. Sobaek-San Obs. Brussels, 1982                                       
                                                                                                                                  
Leg1999           Leggett, S.K. et al.                 ApJ 517, L139, 1999                                                        
Leg2001           Leggett, S.K. et al.                 ApJ 548, 908, 2001                                                         
                                                                                                                                  
Leh2002           Lehmann, H. et al.                   A&A 383, 558, 2002                                                         
                                                                                                                                  
Lei1986    LEI0   Leinert, Ch, Jahreiss, H, & Haas, M  A&A 164, L29-L31, 1986                                                     
Lei1989    LEI0   Leinert, Ch. & Haas, M.              ApJ 342, L39-L42, 1989                                                     
Lei1990    LEI0   Leinert, Ch. et al.                  A&A 236, 399, 1990                                                         
Lei1991    LEI0   Leinert, Ch. et al.                  A&A 250, 407, 1991                                                         
Lei1993    LEI0   Leinert, Ch. et al.                  A&A 278, 129, 1993 (some photometry updated in Woi2001b)                   
Lei1994    LEI0   Leinert, Ch. et al.                  A&A 291, L47, 1994                                                         
Lei1997    LEI0   Leinert, Ch, Richichi, A, & Haas, M  A&A 318, 472-484, 1997                                                     
Lei2000           Leinert, Ch. et al.                  A&A 353, 691, 2000                                                         
Lei2001a   LEI0   Leinert, Ch. et al.                  A&A 367, 183-188, 2001                                                     
Lei2001b   LEI0   Leinert, Ch. et al.                  A&A 369, 215, 2001                                                         
                                                                                                                                  
Lem1958    LEM5   Lembang Obs.                         Ann. Bosscha Obs. Lembang 9, Pt.2, 1958                                    
                                                                                                                                  
Leo1918    LEO0   Leonard, F.C.                        MNRAS 78, 475, 1918                                                        
Leo1933    LEO5   Leonard, F.C.                        Lick Obs. Bull. 16, 90, 1933                                               
Leo1943    LEO5   Leonard, F.C.                        PASP 55, 241, 1943                                                         
                                                                                                                                  
Lep2001           Lepine, S. et al.                    AJ 122, 3407, 2001                                                         
                                                                                                                                  
LeS1953    LES8   Leone, S.                            Cont. Milan Merate Obs. New Ser. #43, 1953                                 
                                                                                                                                  
Leu1890           Leuschner, A.O.                      PASP 2, 46, 1890                                                           
                                                                                                                                  
Lew1895           Lewitzky, G.                         AN 139, 285, #3330, 1895                                                   
                                                                                                                                  
Lfb1992           Lefebvre, M.                         Obs. et Travaux 31, 36, 1992                                               
Lfb1997    LFB0   Lefebvre, M.                         Obs. et Travaux 52, 81, 1997                                               
Lfb2003           Lefebvre, M.                         OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Lgg1993    LGG0   Lagage, P.O. et al.                  ApJ 417, L79-L82, 1993                                                     
                                                                                                                                  
Lhm1897           Lehman, D.A.                         PASP 9, 141, 1897                                                          
Lhm1906A          Lehman, D.A.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Li_1994    LI 0   Li, W. et al.                        ApJ 433, 199-215, 1994                                                     
                                                                                                                                  
Lia1906A          Liapanouv                            cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
LiM2005           Liu, M.C. & Leggett, S.K.            ApJ 634, 616, 2005                                                         
                                                                                                                                  
Lin1983           Ling, J.F.                           Inf. Circ. 89, 1983                                                        
Lin1984a   LIN0   Ling, J.F. (Docobo et al.)           A&AS 58, 287, 1984                                                         
Lin1984b          Ling, J.F.                           Inf. Circ. 93, 1984                                                        
Lin1985a          Ling, J.F.                           Inf. Circ. 95, 1985                                                        
Lin1985b   LIN0   Ling, J.F. (Docobo et al.)           Bol. Acad. Galega de Ciencias 2, 131, 1985                                 
Lin1985c          Ling, J.F.                           Inf. Circ. 96, 1985                                                        
Lin1986           Ling, J.F.                           Inf. Circ. 99, 1986                                                        
Lin1987a          Ling, J.F.                           Inf. Circ. 101, 1987                                                       
Lin1987b   LIN0   Ling, J.F.                           A&AS 71, 115, 1987                                                         
Lin1988a   LIN0   Ling, J.F. (Couteau & Ling)          A&AS 73, 449, 1988                                                         
Lin1988b          Ling, J.F. & Prieto, C.              Inf. Circ. 105, 1988                                                       
Lin1989a          Ling, J.F. & Prieto, C.              Inf. Circ. 107, 1989                                                       
Lin1989b   LIN0   Ling, J.F. (Couteau et al.)          A&AS 78, 483, 1989                                                         
Lin1990a          Ling, J.F. & Prieto, C.              Inf. Circ. 110, 1990                                                       
Lin1990b          Ling, J.F. & Prieto, C.              Inf. Circ. 111, 1990                                                       
Lin1991a   LIN0   Ling, J.F. (Couteau & Ling)          A&AS 88, 497, 1991                                                         
Lin1991b   LIN0   Ling, J.F. (Docobo et al.)           A&AS 91, 229, 1991                                                         
Lin1991c          Ling, J.F.                           Inf. Circ. 113, 1991                                                       
Lin1992a   LIN0   Ling, J.F. (Ling & Couteau)          A&AS 95, 423, 1992                                                         
Lin1992b          Ling, J.F.                           AN 313, 91, 1992                                                           
Lin1992c          Ling, J.F.                           Inf. Circ. 118, 1992                                                       
Lin1993a   LIN0   Ling, J.F. (Ling & Lanchares)        AN 314, 303, 1993                                                          
Lin1993b   LIN1   Ling, J.F. (Couteau et al.)          A&AS 100, 305, 1993                                                        
Lin1994    LIN1   Ling, J.F. (Docobo & Ling)           A&AS 105, 337, 1994                                                        
Lin1997    LIN1   Ling, J.F. (Ling & Prieto)           AN 318, 365, 1997                                                          
Lin1998a          Ling, J.F. & Prieto, C.              Inf. Circ. 135, 1998                                                       
Lin1998b   LIN1   Ling, J.F. (Ling & Prieto)           Rev. Mexicana Astron Astrof 34, 111, 1998                                  
Lin1999a          Ling, J.F.                           Inf. Circ. 137, 1999                                                       
Lin1999b          Ling, J.F. & Prieto, C.              Inf. Circ. 137, 1999                                                       
Lin1999c          Ling, J.F.                           Inf. Circ. 138, 1999                                                       
Lin1999d   LIN1   Ling, J.F.                           Inf. Circ. 139, 1999                                                       
Lin2000a   LIN1   Ling, J.F. (Ling & Prieto)           A&AS 143, 335, 2000                                                        
Lin2001a          Ling, J.F.                           Inf. Circ. 143, 2001                                                       
Lin2001b          Ling, J.F.                           Inf. Circ. 144, 2001                                                       
Lin2001c          Ling, J.F.                           Inf. Circ. 145, 2001                                                       
Lin2002a          Ling, J.F.                           Inf. Circ. 146, 2002                                                       
Lin2002b          Ling, J.F.                           Inf. Circ. 147, 2002                                                       
Lin2002c          Ling, J.F.                           Inf. Circ. 148, 2002                                                       
Lin2003a          Ling, J.F.                           Inf. Circ. 150, 2003                                                       
Lin2003b          Ling, J.F.                           Inf. Circ. 151, 2003                                                       
Lin2004a          Ling, J.F.                           AJ 153, 545, 2004                                                          
                                                       (all orbits also published in Inf. Circs. 1999-2003)                       
Lin2004b          Ling, J.F.                           Inf. Circ. 153, 2004                                                       
Lin2004c          Ling, J.F.                           Inf. Circ. 154, 2004                                                       
Lin2005a          Ling, J.F., Prieto, C., & Magdalena  Inf. Circ. 155, 2005                                                       
                                                                                                                                  
Lip1951           Lippincott, S.L.                     AJ 55, 236, 1951                                                           
Lip1953           Lippincott, S.L.                     AJ 58, 135, 1953                                                           
Lip1955           Lippincott, S.L.                     AJ 60, 379, 1955                                                           
Lip1960           Lippincott, S.L.                     AJ 65, 445, 1960                                                           
Lip1964           Lippincott, S.L.                     AJ 69, 471, 1964                                                           
Lip1966           Lippincott, S.L. & Wagman, N.E.      AJ 71, 122, 1966                                                           
Lip1967           Lippincott, S.L.                     AJ 72, 1349, 1967                                                          
Lip1969           Lippincott, S.L.                     BAAS 1, 199, 1969                                                          
Lip1972    SLL0   Lippincott, S.L.                     AJ 77, 165, 1972                                                           
Lip1972b          Lippincott, S.L. & Hershey, J.L.     AJ 77, 679, 1972                                                           
Lip1975           Lippincott, S.L.                     AJ 80, 833, 1975                                                           
Lip1978a          Lippincott, S.L. & Borgman, E.R.     PASP 90, 226, 1978                                                         
Lip1978b          Lippincott, S.L. & Worth, M.D.       PASP 90, 330, 1978                                                         
Lip1980           Lippincott, S.L. & Turner, A.        PASP 92, 531, 1980                                                         
Lip1981           Lippincott, S.L.                     ApJ 248, 1053, 1981                                                        
Lip1983    MCY0   Lippincott, S.L. et al.              PASP 95, 271, 1983                                                         
                                                                                                                                  
Liu1997           Liu, N. et al.                       ApJ 485, 350, 1997                                                         
                                                                                                                                  
Lmb1887    LMB0   Lamb, A.                             Publ. Washburn Obs. 5, 1887                                                
                                                                                                                                  
Lmp2001a   LMP0   Lampens, P. & Strigachev, A.         A&A 368, 572, 2001                                                         
Lmp2001b          Lampens, P. et al.                   A&A 374, 132, 2001                                                         
                                                         (Differential measures of cluster members in this publication were       
                                                          not added to the WDS, at the request of the author.)                    
Lmp2004           Strigachev, A. & Lampens, P.         A&A 422, 1023, 2004                                                        
Lmp2005           Lampens, Fremat, & Hensberge         Inf. Circ. 157, 2005                                                       
                                                                                                                                  
Lnd1983           Lindroos, K.P.                       A&AS 51, 161, 1983                                                         
                                                         Values listed are derived from a transformation of y magnitudes,         
                                                         from observations made with four different ESO telescopes.               
                                                                                                                                  
Lne2001           Lane, B.F. et al.                    ApJ 560, 390, 2001                                                         
Lne2004           Lane, B.F. & Muterspaugh, M.W.       ApJ 601, 1129, 2004                                                        
                                                                                                                                  
Lng1924    LNG5   Lan Ling Fang                        AJ 36, 67, 1924                                                            
Lng1926    LNG0   Lan Ling Fang                        AJ 37, 47, 1926                                                            
                                                                                                                                  
Lns1906A          Lindstedt, A.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Lns1937A          Lindstedt, A.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Lob2000    LOB0   Lobao, D.C.                          Double Star Observer #1, 2000                                              
                                                                                                                                  
Loh1908a          Lohse, O.                            Publ. Astrophys. Obs. Potsdam 20, 101, 1908                                
Loh1908b          Lohse, O.                            Publ. Astrophys. Obs. Potsdam 20, 158, 1908                                
Loh1909    LOH0   Lohse, O.                            Publ. Astrophys. Obs. Potsdam 20, 1909                                     
                                                                                                                                  
Loi2003           Loinard,L, Rodriguez,L & Rodriguez,M ApJ 587, L47, 2003                                                         
                                                                                                                                  
Loo2000           Looney, L., Mundy, L. & Welch, W.    ApJ 529, 477, 2000                                                         
                                                                                                                                  
Lor1920    LOR0   Lord, H.C.                           AJ 32, 191, 1920                                                           
                                                                                                                                  
Los2005           Losse, F.                            Obs. et Travaux 59, 27 2005                                                
                                                                                                                                  
Lov1937A          Lovett, E.O.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Low1999           Low, F., Hines, D., & Schneider, G.  ApJ 520, L45, 1999                                                         
                                                                                                                                  
Lpf1904    LPF0   Lempfert, R.G.                       MemRAS 54, 97, 1904                                                        
Lpf1910    LPF0   Lempfert, R.G.                       MemRAS 59, 291, 1910                                                       
                                                                                                                                  
LPM        LPM    Luyten p.m. catalog                  (from additional DD list)                                                  
                                                                                                                                  
LPO        LPO    La Plata Obs.                        (from additional DD list)                                                  
                                                                                                                                  
Lrs1901           Larsen, J.                           AJ 22, 11, 1901                                                            
                                                                                                                                  
Lrt1987    LMC0   Lortet, M.C. et al.                  A&A 180, 111, 1987                                                         
                                                                                                                                  
Lrz1924a   LRZ0   Lauritzen, S.                        AN 222, 64, 1924                                                           
Lrz1924b   LRZ0   Lauritzen, S.                        AN 222, 283, 1924                                                          
Lrz1924c   LRZ0   Lauritzen, S.                        AN 223, 165, 1924                                                          
Lrz1925    LRZ0   Lauritzen, S.                        AN 225, 261, 1925                                                          
Lrz1926a   LRZ0   Lauritzen, S.                        AN 227, 43, 1926                                                           
Lrz1926b   LRZ0   Lauritzen, S.                        AN 229, 89, 1926                                                           
Lrz1929    LRZ5   Lauritzen, S.                        AN 235, 357, 1929                                                          
                                                                                                                                  
Lse2004           Leese, T.                            Webb Soc., Double Star Circ. 12, 2004                                      
Lse2006           Leese, T.                            Webb Soc., Double Star Circ. 14, 2006                                      
                                                                                                                                  
Lsl1853           Lassell, W.                          AN 36, 287, #858, 1853                                                     
Lsl1857           Lassell, W.                          MNRAS 17, 68, 1857                                                         
Lsl1862           Lassell, W.                          AN 57, 251, #1360, 1862                                                    
Lsl1864           Lassell, W.                          MNRAS 24, 145, 1864                                                        
Lsl1866           Lassell, W.                          MemRAS 36, 38, 1866                                                        
Lsl1879A          Lassell, W.                          cited by Gledhill (Obs 2, 380, 1879)                                       
Lsl1906A          Lassell, W.                          cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
Lsy9999    LSY9   Lindsay                              Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Lt_1949    LT 8   Lyot, B.                             J. Obs. 32, 77, 1949                                                       
                                                                                                                                  
Ltg1961a   LTG8   Lategan, O.P.                        Union Obs. Circ. 6, 364, 1961                                              
Ltg1961b          Lategan, O.P.                        Union Obs. Circ. 6, 374, 1961                                              
Ltg1961c          Lategan, O.P.                        Union Obs. Circ. 6, 376, 1961                                              
                                                                                                                                  
Luc1972    LUC0   Luck, J.M.                           MemRAS 76, 67, 1972                                                        
                                                                                                                                  
Luh2004           Luhman, K.L.                         ApJ 614, 398, 2004                                                         
Luh2005           Luhman, K.L.                         ApJ 633, L41, 2005                                                         
                                                                                                                                  
Luk1982           Lucke, P.B. & Mayor, M.              A&A 105, 318, 1982                                                         
                                                                                                                                  
Lun1906A          Lunt, J.                             cited by Lewis (MemRAS 56, 1, 1906)                                        
Lun1908    LUN5   Lunt, J.                             Ann. Cape Obs. 2, Pt. 4, 1908                                              
Lun1924           Lunt, J.                             Ann. Cape Obs. 10, Pt. 7, 19G, 1924                                        
Lun1924b          Lunt, J.                             Ann. Cape Obs. 10, Pt. 8, 1924                                             
Lun9999    LUN9   Lunt, J.                             Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Lut1857           Luther, E.                           AN 46, 355, #1103, 1857                                                    
Lut1862A          Luther, E.                           cited by Auwers (AN 59, 1, 1862)                                           
Lut1875A          Luther, E.                           cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Lut1937A          Luther, E.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Luy1933a          Luyten, W.J.                         PASP  45, 183, 1933                                                        
Luy1933b          Luyten, W.J.                         PASP  45, 311, 1933                                                        
Luy1933c          Luyten, W.J.                         AJ 42, 179, 1933                                                           
Luy1934a          Luyten, W.J.                         AJ 43, 105, 1934                                                           
Luy1934b          Luyten, W.J.                         Publ. Univ. Minnesota Obs. #1, 1934                                        
Luy1934c          Luyten, W.J.                         Publ. Univ. Minnesota Obs. 2, 23, 1934                                     
Luy1934d          Luyten, W.J.                         ApJ 79, 449, 1934                                                          
Luy1934e          Luyten, W.J.                         PASP 46, 199, 1934                                                         
Luy1936           Luyten, W.J.                         ApJ 84, 85, 1936                                                           
Luy1938    LUY5   Luyten, W.J.                         AJ 47, 115, 1938                                                           
Luy1941    LUY5   Luyten, W.J.                         Publ. Univ. Minnesota Obs. 3, #3, 1941                                     
                                                       (CPM pairs found by comparison of Bruce proper motion plates. First        
                                                       and second plates epochs were 1898-1904 and 1928-1936, so a "default"      
                                                       mean date of 1920 was assigned to all measures.)                           
Luy1944           Luyten, W.J.                         ApJ 100, 202, 1944                                                         
Luy1948    LUY8   Luyten, W.J. & MacLeish, D.          PASP 60, 331, 1948                                                         
Luy1950    LUY8   Luyten, W.J.                         PASP 62, 274, 1950                                                         
Luy1950b          Luyten, W.J.                         ApJ 112, 212, 1950                                                         
Luy1956    LUY8   Luyten, W.J.                         Univ. Minnesota Obs. Faint Blue Stars 1956-62                              
Luy1961a          Luyten, W.J.                         Publ. Univ. Minnesota Obs. 2, #16, 1961                                    
Luy1961b   LUY8   Luyten, W.J.                         Publ. Univ. Minnesota Obs. 3, #8, 1961                                     
Luy1961c   LUY8   Luyten, W.J.                         Publ. Univ. Minnesota Obs. 3, #9, 1961                                     
Luy1961d   LUY8   Luyten, W.J.                         Publ. Univ. Minnesota Obs. 3, #10, 1961                                    
Luy1962a   LUY8   Luyten, W.J.                         Tonanzintla Obs. 3, #22, 1962                                              
Luy1962b   LUY8   Luyten, W.J.                         Publ. Univ. Minnesota Obs. 3, #11, 1962                                    
Luy1963    LUY8   Luyten, W.J.                         Publ. Univ. Minnesota Obs. 3, #13, 1963                                    
Luy1969    LUY8   Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #21, 1969                              
                                                        (CPM pairs found by comparison of Palomar 48-inch Schmidt plates.         
                                                        First and second plates epochs were 1950-1955 and 1963-1967, so a         
                                                        "default" mean date of 1960 was assigned to all measures for LDS 859      
                                                        and later not having more precisely-known dates. LDS 833 - 858 were       
                                                        measured from Bruce PM plates - see note to Luy1941 reference.)           
Luy1970    LUY9   Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #25, 1970                              
                                                        (see note to Luy1969 reference regarding dates)                           
Luy1972    LUY9   Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #29, 1972                              
                                                        (see note to Luy1969 reference regarding dates)                           
Luy1975    LUY9   Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #40, 1975                              
                                                        (see note to Luy1969 reference regarding dates)                           
Luy1978    LUY9   Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #50, 1978                              
                                                        (see note to Luy1969 reference regarding dates)                           
Luy1979    LUY9   Luyten, W.J.                         NLTT Cat. 1-4, 1979-1980                                                   
                                                        (see note to Luy1969 reference regarding dates)                           
Luy1984    LUY0   Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #64, 1984                              
                                                        (see note to Luy1969 reference regarding dates)                           
Luy1985    LUY0   Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #67, 1985                              
                                                        (see note to Luy1969 reference regarding dates)                           
Luy1987           Luyten, W.J.                         Univ. Minnesota Proper Motion Surv. #71, 1987                              
                                                        (see note to Luy1969 reference regarding dates)                           
                                                                                                                                  
Lv_1906A          Leavenworth, F.                      cited by Lewis (MemRAS 56, 1, 1906)                                        
Lv_1930    LV 0   Leavenworth, F.                      Univ. Minnesota Press, 1930                                                
Lv_1932A   LV 9   Leavenworth, F.                      cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Lwr1999           Lowrance, P.J. et al.                ApJ 512, L69, 1999                                                         
Lwr2000           Lowrance, P.J. et al.                ApJ 541, 390, 2000                                                         
Lwr2002           Lowrance, P.J. et al.                ApJ 572, L79, 2002                                                         
                                                                                                                                  
LWW1983    LWW0   Lohmann, A.W. et al.                 Appl. Opt. 22, 4028, 1983                                                  
                                                                                                                                  
Lyo1947    LYO5   Lyons, U.S.                          Publ. USNO 15, 73, 1947                                                    
Lyo1953    LYO8   Lyons, U.S.                          Publ. USNO 17, 67, 1953                                                    
                                                                                                                                  
Lys1987a   LYS    Louys, L.                            Bull. R. Astron. Obs. Belgium 10, 129, 1987                                
Lys1987b          Louys, L.                            Bull. R. Astron. Obs. Belgium 10, 136, 1987                                
                                                                                                                                  
Ma_1932a   MA 5   Mason, A.H.                          Publ. Univ. Penn. 5, Pt.1, Sec.4, 1932                                     
Ma_1932B   MA 9   Mason, A.H.                          cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Maa1929           Maanen, A. van & Humason, M.         PASP 41, 114, 1929                                                         
Maa1934           Maanen, A. van                       PASP 46, 296, 1934                                                         
Maa1938           Maanen, A. van                       ApJ 87, 424, 1938                                                          
Maa1940    MAA8   Maanen, A. van                       PASP 52, 404, 1940                                                         
                                                                                                                                  
Mac1905    MAC5   Maclear, T.                          Ann. Cape Obs. 2, Pt.4, 1905                                               
Mac1906A          Maclear, T.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Mad1836           Maedler, J.H.                        AN 13, 9, #289, 1836                                                       
Mad1837           Maedler, J.H.                        AN 14, 109, #319, 1837                                                     
Mad1839           Maedler, J.H.                        AN 16, 33, #363, 1839                                                      
Mad1840    MAD5   Maedler, J.H.                        Beob. K. Sternw. Berlin, 1, 142, 1840                                      
Mad1842a   MAD0   Maedler, J.H.                        Dorpat Observations  9, 37, 1842                                           
Mad1843    MAD0   Maedler, J.H.                        Dorpat Observations 10, 29, 1843                                           
Mad1844    MAD0   Maedler, J.H.                        Dorpat Observations 11, 3, 1844                                            
Mad1845    MAD0   Maedler, J.H.                        Dorpat Observations 11, 95, 1845                                           
Mad1848           Maedler, J.H.                        Unt. uber die Fixstern-Systeme, 1848                                       
Mad1852A          Maedler, J.H.                        cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
Mad1856    MAD0   Maedler, J.H.                        Dorpat Observations 13, 1, 1856                                            
Mad1859    MAD0   Maedler, J.H.                        Dorpat Observations 15, 1, 1859                                            
Mad1875A          Maedler, J.H.                        cited by Doberck, 1875 (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)        
Mad1878A          Maedler, J.H.                        cited by Gledhill (Obs 2, 183, 1878)                                       
Mad1879A          Maedler, J.H.                        cited by Crossley et al. (Handbook of Dbl Stars, 1879), p 304              
Mad1880A          Maedler, J.H.                        cited by Gledhill (Obs 3, 382, 1880)                                       
Mad1880B          Maedler, J.H.                        cited by Gledhill (Obs 3, 352, 1880)                                       
Mad1896A          Maedler, J.H.                        cited by See (Evolution of Stellar Systems, v1, 1896)                      
Mad1906A          Maedler, J.H.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Mad1906B          Maedler, J.H.                        cited in BDS (Burnham Double Star Cat., 1906)                              
Mad1914A          Maedler, J.H.                        cited by Rabe (AN 198, 107, 1914)                                          
Mad1932A   MAD9   Maedler, J.H.                        cited in ADS (Aitken Double Star Cat.), 1932                               
Mad1937A          Maedler, J.H.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Mag1923    MAG5   Maggini, M.                          Publ. R. Osservatorio Astrofisico di Catania, 1923                         
Mag1925           Maggini, M.                          Publ. R. Osservatorio Astrofisico di Catania, 1925                         
                                                                                                                                  
Mah1991    MAH0   Maihara, T. & Kataza, H.             A&A 249, 392, 1991                                                         
                                                                                                                                  
Mai1844A          Main, R.                             cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
Mai1858A          Main, R.                             cited by Smyth (MNRAS 18, 316, 1858)                                       
Mai1861    MAI5   Main, R.                             Radcliffe Obs. 21, 313, 1861                                               
Mai1862    MAI5   Main, R.                             Radcliffe Obs. 22, 163, 1862                                               
Mai1863    MAI5   Main, R.                             Radcliffe Obs. 23, 186, 1863                                               
Mai1864           Main, R.                             Radcliffe Obs. 24, 174, 1864                                               
Mai1865           Main, R.                             Radcliffe Obs. 25, 153, 1865                                               
Mai1866           Main, R.                             Radcliffe Obs. 26, 151, 1866                                               
Mai1867           Main, R.                             Radcliffe Obs. 27, 203, 1867                                               
Mai1868    MAI5   Main, R.                             Radcliffe Obs. 28, 223, 1868                                               
Mai1869    MAI6   Main, R.                             Radcliffe Obs. 29, 217, 1869                                               
Mai1870           Main, R.                             Radcliffe Obs. 30, 226, 1870                                               
Mai1871           Main, R.                             Radcliffe Obs. 31, 218, 1871                                               
Mai1872    MAI6   Main, R.                             Radcliffe Obs. 32, 195, 1872                                               
Mai1873           Main, R.                             Radcliffe Obs. 33, 219, 1873                                               
Mai1874    MAI6   Main, R.                             Radcliffe Obs. 34, 238, 1874                                               
Mai1875           Main, R.                             Radcliffe Obs. 35, 213, 1875                                               
Mai1876           Main, R. & Stone, E.J.               Radcliffe Obs. 36, 180, 1876                                               
Mai1880A          Main (Radcliff)                      cited by Burnham (MNRAS 40, 497, 1880)                                     
Mai1906A          Main, R.                             cited by Lewis (MemRAS 56, 1, 1906)                                        
Mai1914A          Main, R.                             cited by Rabe (AN 198, 107, 1914)                                          
Mai1937A          Main, R.                             cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Mak1929           Makemson, M.W.                       Lick Obs. Bull. 14, 38, 1929                                               
Mak1933           Makemson, M.W.                       AJ 42, 153, 1933                                                           
Mak1958           Makemson, M.W.                       AJ 63, 41, 1958                                                            
                                                                                                                                  
Man1925    MAN0   Maneng, L.                           J. Obs. 8, 127, 1925                                                       
                                                                                                                                  
Mar1990    MAR0   Mariotti et al.                      A&A 230, 77, 1990                                                          
                                                                                                                                  
Mas1928    MAS5   Manson, S.E.                         AJ 38, 202, 1928                                                           
                                                                                                                                  
Mat1983    MAT0   Mantelli, U.                         A&AS 53, 433, 1983                                                         
                                                                                                                                  
Mau1895    MAU0   Maunder, E.W.                        Greenwich Observations, 1895                                               
                                                                                                                                  
Maw1892    MAW0   Maw, W.H.                            MemRAS 50, 75, 1892                                                        
Maw1895    MAW0   Maw, W.H.                            MemRAS 51, 229, 1895                                                       
Maw1899    MAW0   Maw, W.H.                            MemRAS 53, 293, 1899                                                       
Maw1904    MAW0   Maw, W.H.                            MemRAS 54, 127, 1904                                                       
Maw1906A          Maw, W.H.                            cited by Lewis (MemRAS 56, 1, 1906)                                        
Maw1908    MAW0   Maw, W.H.                            MemRAS 57, 185, 1908                                                       
                                                                                                                                  
May1997    MAY0   Mauroy, P. & Mauroy, F.              Obs. et Travaux 52, 47, 1997                                               
May2003           Mauroy, P. & Mauroy, F.              OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
May2005           Mauroy, F. & Mauroy, P.              Obs. et Travaux 61, 10, 2005                                               
                                                                                                                                  
MaZ1982    MAZ0   Ma Zhong-liang                       Ann. Shanghai Obs. 4, 67, 1982                                             
MaZ1985    MAZ0   Ma Zhong-liang                       Ann. Shanghai Obs. 7, 183, 1985                                            
                                                                                                                                  
MBA2003           Macintosh, B.A. et al.               ApJ 594, 538, 2003                                                         
                                                                                                                                  
Mbt1998           Malbet, F. et al.                    ApJ 507, L149, 1998                                                        
                                                                                                                                  
McA1976           McAlister, H.A.                      PASP 88, 957, 1976                                                         
McA1977    MCA0   McAlister, H.A.                      ApJ 215, 159, 1977                                                         
McA1978a   MCA2   McAlister, H.A.                      ApJ 223, 526, 1978                                                         
McA1978b   MCA0   McAlister, H.A.                      ApJ 225, 932, 1978                                                         
McA1978c   MCA2   McAlister, H.A.                      PASP 90, 288, 1978                                                         
McA1979a   MCA0   McAlister, H.A. & DeGioia, K.A.      ApJ 228, 493, 1979                                                         
McA1979b   MCA0   McAlister, H.A.                      ApJ 230, 497, 1979                                                         
McA1980a          McAlister, H.A.                      ApJ 236, 522, 1980                                                         
McA1980b   MCA0   McAlister, H.A. & Fekel, F.C.        ApJS 43, 327, 1980                                                         
McA1980c          McAlister, H.A.                      AJ 85, 1265, 1980                                                          
McA1981a          McAlister, H.A.                      AJ 86, 795, 1981                                                           
McA1981b   MCA2   McAlister, H.A. & Hendry, E.M.       PASP 93, 221, 1981                                                         
McA1981c          McAlister, H.A.                      AJ 86, 1397, 1981                                                          
McA1982a          McAlister, H.A.                      AJ 87, 563, 1982                                                           
McA1982b   MCA0   McAlister, H.A. & Hendry, E.M.       ApJS 48, 273, 1982                                                         
McA1982c          McAlister, H.A. & Hartkopf, W.I.     PASP 94, 832, 1982                                                         
McA1982d   MCA0   McAlister, H.A. & Hendry, E.M.       ApJS 49, 267, 1982                                                         
McA1983    MCA0   McAlister, H.A. et al.               ApJS 51, 309, 1983                                                         
McA1984a   MCA0   McAlister, H.A. et al.               ApJS 54, 251, 1984                                                         
McA1984b   MCA1   McAlister, H.A. & Hartkopf, W.I.     Cat. of Interferometric Meas. of Binary Stars, CHARA Contrib. #1, 1984     
                                                         (previously unpublished KPNO 2.1-m speckle)                              
McA1987a   MCA1   McAlister, H.A. et al.               AJ 93, 183, 1987                                                           
McA1987b   MCA1   McAlister, H.A. et al.               AJ 93, 688, 1987                                                           
McA1987c   MCA1   Lu, P.K. et al.                      AJ 94, 1318, 1987                                                          
McA1988           McAlister, H.A. et al.               AJ 96, 1431, 1988                                                          
McA1989    MCA1   McAlister, H.A. et al.               AJ 97, 510, 1989                                                           
McA1990    MCA1   McAlister, H.A. et al.               AJ 99, 965, 1990                                                           
McA1992           McAlister, H.A. et al.               AJ 104, 1961, 1992                                                         
McA1993    MCA1   McAlister, H.A. et al.               AJ 106, 1639, 1993                                                         
McA1995           McAlister, H.A. et al.               AJ 110, 366, 1995                                                          
McA1996a   SHU0   Al-Shukri, A.M. et al.               AJ 111, 393, 1996                                                          
McA1996b   MCA1   McAlister, H.A. et al.               AJ 112, 1169, 1996                                                         
McA1997    FU 0   Fu, H.-H. et al.                     AJ 114, 1623, 1997                                                         
                                                                                                                                  
Mcb2002           McCabe, C. Duchene, G. & Ghez, A.M.  ApJ 575, 974, 2002                                                         
                                                                                                                                  
McC1978    MCC0   MacConnell, D.J.                     AJ 83, 436, 1978                                                           
McC1984    MCC0   MacConnell, D.J.                     AJ 89, 876, 1984                                                           
                                                                                                                                  
Mcg2004           McCaughrean, M.J. et al.             A&A 413, 1029, 2004                                                        
                                                                                                                                  
Mch1969    MCH0   Munch, W.                            AN 290, 275, 1969                                                          
                                                                                                                                  
McI1994    MCI0   McInnerny, B.J.                      Webb Soc., Double Star Circ. 6, 1994                                       
                                                                                                                                  
Mcl1911    MCL5   Maclear, G.                          Ann. Cape Obs. 2, Pt.4, 1911                                               
                                                                                                                                  
McM1904    MCM0   McMullen                             MemRAS 54, 97, 1904                                                        
                                                                                                                                  
MCO2003           Mont Chiron Obs.                     OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Mcr1983           McClure, R.D.                        ApJ 268, 264, 1983                                                         
Mcr1990           McClure, R.D. & Woodsworth, A.W.     ApJ 352, 709, 1990                                                         
Mcr1997           McClure, R.D.                        PASP 109, 536, 1997                                                        
                                                                                                                                  
Mct2001    MCT0   McCarthy, C. et al.                  AJ 121, 3259, 2001                                                         
                                                                                                                                  
Mcy1982           McCarthy, D.W.                       ApJ 257, L93, 1982                                                         
Mcy1982b          McCarthy, D., Low, F. & Kleinman, S. BAAS 14, 777, 1982                                                         
Mcy1983           McCarthy, D.W.                       IAU Colloq 76, 107, 1983                                                   
Mcy1984           McCarthy, D.W.                       AJ 89, 433, 1984                                                           
Mcy1987a   MCY0   McCarthy, D.W. et al.                AJ 93, 1535, 1987                                                          
Mcy1987b   MCY0   McCarthy, D.W. & Henry, T.J.         ApJL 319, L93, 1987                                                        
Mcy1988    MCY0   McCarthy, D.W., Jr. et al.           ApJ 333, 943, 1988                                                         
Mcy1991           McCarthy, D.W., Jr. et al.           AJ 101, 214, 1991 (superceded by AJ 106, 773, 1993)                        
Mcy1993    MCY0   McCarthy, D., Jr. et al.             AJ 105, 652, 1993                                                          
                                                                                                                                  
Mcz1948           Miczaika , G.                        Veroff. Heidelberg Sternw. 15, Nr 6, 1948                                  
                                                         Visual measures with a wedge photometer on the 8-inch refractor.         
                                                                                                                                  
MdO1854    MDO0   Madras Obs.                          Madras Obs. 1854                                                           
                                                                                                                                  
Mea1983    MEA0   Meaburn, J. et al.                   MNRAS 205, 53P, 1983                                                       
                                                                                                                                  
Mei1923           Meier                                AN 219, 232, 1923                                                          
                                                                                                                                  
MEL1998    MEL0   Martin, E.L. et al.                  ApJ 509, L113, 1998                                                        
MEL1999           Martin, E.L. et al.                  Science 283, 1817, 1999                                                    
MEL2000a          Martin, E.L. et al.                  ApJ 529, L37, 2000                                                         
MEL2000b   MEL0   Martin, E.L. et al.                  ApJ 543, 299, 2000                                                         
MEL2003           Martin, E.L.                         AJ 126, 918, 2003                                                          
MEL2003b          Martin, E.L. et al.                  ApJ 594, 525, 2003                                                         
                                                                                                                                  
Mer1951    MER8   Mercier, R.                          J. Obs. 34, 23, 1951                                                       
                                                                                                                                  
Met2003           Metchev,S, Hillenbrand,L, & White,R  ApJ 582, 1102, 2003                                                        
Met2004a          Metchev, S.A. & Hillenbrand, L.A.    ApJ 617, 1330, 2004                                                        
Met2004b          Metchev, S.A. & Hillenbrand, L.A.    ASP Conf. 324, 238, 2004                                                   
                                                                                                                                  
Mey1995           Meyer, C. et al.                     A&AS 110, 107, 1995                                                        
                                                                                                                                  
Mfd9999    MFD9   Merfield                             Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Mic1920           Michelson, A.A.                      ApJ 51, 257, 1920                                                          
                                                                                                                                  
Mig2002           Mignard, F.                          private communication, 2002                                                
                                                       (preliminary Hipparcos double star reduction, see ApJS 139, 249, 2001)     
                                                                                                                                  
MiJ1852a          Miller, J.F.                         AN 33, 367, #790, 1852                                                     
MiJ1852b          Miller, J.F.                         AN 34, 213, #806, 1852                                                     
MiJ1852c          Miller, J.F.                         MNRAS 12, 170, 1852                                                        
MiJ1853a          Miller, J.F.                         AN 36, 129, #848, 1853                                                     
MiJ1853b          Miller, J.F.                         AN 36, 361, #863, 1853 (includes all data in MNRAS 13, 223, 1853)          
MiJ1853d          Miller, J.F.                         MNRAS 13, 259, 1853                                                        
MiJ1906A          Miller, J.F.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Mil1903           Miller, J.A.                         AJ 23, 167, 1903                                                           
Mil1904    MIL6   Miller, J.A.                         AJ 24, 15, 1904                                                            
Mil1905    MIL1   Miller, J.A.                         AN 168, 213, 1905                                                          
Mil1906A   MIL5   Miller, J.A.                         cited in BDS (Burnham Double Star Cat.), 1906                              
Mil1907    MIL6   Miller, J.A.                         AJ 25, 125, 1907                                                           
Mil1919A          Miller, J.A.                         cited by Roe (AJ 32, 25, 1919)                                             
Mil1932A   MIL9   Miller, J.A.                         cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Mir1973           Miranian, M.                         Inf. Circ. 61, 1973                                                        
                                                                                                                                  
Miu1992    MIU0   Miura, N. et al.                     Publ. Natl. Astron. Obs. Japan 2, 561, 1992                                
Miu1993    MIU0   Miura, N. et al.                     Publ. Natl. Astron. Obs. Japan 3, 153, 1993                                
Miu1995    MIU0   Miura, N. et al.                     Publ. Natl. Astron. Obs. Japan 4, 67, 1995                                 
                                                                                                                                  
MkT        MKT                                         (Mark III Interferometer)                                                  
MkT1990    MKT0   Pan, X.P. et al.                     ApJ 356, 641, 1990                                                         
MkT1992a   MKT1   Pan, X.P. et al.                     ApJ 384, 624, 1992                                                         
MkT1992b   MKT0   Armstrong, J.T. et al.               AJ 104, 241, 1992                                                          
MkT1992c   MKT0   Armstrong, J.T. et al.               AJ 104, 2217, 1992                                                         
MkT1992d          Armstrong, J.T.                      IAU Colloq 135, ASP Conf. Ser. 32, 492, 1992                               
MkT1992e          Pan, X., Shao, M., & Colavita, M.M.  IAU Colloq 135, ASP Conf. Ser. 32, 502, 1992                               
MkT1992f          Hummel, C.A. & Armstrong, J.T.       IAU Colloq 135, ASP Conf. Ser. 32, 552, 1992                               
MkT1993a   MKT0   Pan, X.-P. et al.                    ApJ 413, L129, 1993                                                        
MkT1993b   MKT0   Hummel, C.A. et al.                  AJ 106, 2486, 1993                                                         
MkT1994    MKT0   Hummel, C.A. et al.                  AJ 107, 1859, 1994                                                         
MkT1995    MKT0   Hummel, C.A. et al.                  AJ 110, 376, 1995                                                          
MkT1996    MKT0   Bennett, P.D. et al.                 ApJ 471, 454, 1996                                                         
MkT1997           Hummel, C.A.                         3rd Pacific Rim Conf., ASP Conf. Ser. 130, 19, 1997                        
MkT1998    MKT0   Hummel, C.A. et al.                  AJ 116, 2536, 1998                                                         
MkT2004           Pan, X., Shao, M., & Kulkarni, S.R.  Nature 427, 326, 2004                                                      
MkT2006           Armstrong, J.T. et al.               AJ 131, 2643, 2006                                                         
                                                                                                                                  
MLa1962           McLaughlin, D.B.                     AJ 67, 117, 1962                                                           
                                                                                                                                  
Mlb1920    MLB0   Milburn, W.                          MNRAS 80, 329, 1920                                                        
Mlb1921    MLB0   Milburn, W.                          MNRAS 81, 232, 1921                                                        
Mlb1923    MLB0   Milburn, W.                          MNRAS 83, 154, 1923                                                        
Mlb1924    MLB0   Milburn, W.                          MNRAS 84, 162, 1924                                                        
Mlb1925    MLB0   Milburn, W.                          MNRAS 85, 276, 1925                                                        
Mlb1926    MLB0   Milburn, W.                          MNRAS 86, 131, 1926                                                        
Mlb1927    MLB1   Milburn, W.                          MNRAS 87, 215, 1927                                                        
Mlb1928    MLB3   Milburn, W.                          MNRAS 88, 185, 1928                                                        
Mlb1929    MLB3   Milburn, W.                          MNRAS 89, 268, 1929                                                        
Mlb1930    MLB3   Milburn, W.                          MNRAS 90, 317, 1930                                                        
Mlb1931    MLB2   Milburn, W.                          MNRAS 91, 294, 1931                                                        
Mlb1932    MLB2   Milburn, W.                          MNRAS 92, 214, 1932                                                        
Mlb1932B          Milburn, W.                          cited by ADS (Aitken Double Star Cat., 1932)                               
Mlb1933    MLB3   Milburn, W.                          MNRAS 93, 192, 1933                                                        
Mlb1934    MLB3   Milburn, W.                          MNRAS 94, 255, 1934                                                        
Mlb1935    MLB2   Milburn, W.                          MNRAS 95, 298, 1935                                                        
Mlb1936    MLB2   Milburn, W.                          MNRAS 96, 266, 1936                                                        
Mlb1937    MLB3   Milburn, W.                          MNRAS 97, 222, 1937                                                        
Mlb1938    MLB3   Milburn, W.                          MNRAS 98, 223, 1938                                                        
Mlb1939    MLB3   Milburn, W.                          MNRAS 99, 278, 1939                                                        
Mlb9999    MLB9   Milburn, W.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
MLe1938           McLeod, N.W.                         AJ 47, 199, 1938                                                           
                                                                                                                                  
MlF1889    MLF5   Muller, F.                           Publ. McCormick Obs. 1, Pt.4, 1889                                         
                                                                                                                                  
Mll1920a   MLL0   Mitchell, S.A.                       AJ 32, 179, 1920                                                           
Mll1920b   MLL0   Mitchell, S.A.                       Publ. Leander McCormick Obs. 3, 1920                                       
                                                                                                                                  
Mln1908    MLN0   Merlin, E.                           Ann. R. Obs. Belgium 11, 77, 1908                                          
                                                                                                                                  
MlO1927A   MLO9   Melbourne Obs.                       cited in SDS (Southern Double Star Cat.), 1927                             
                                                                                                                                  
Mlr1938    MLR5   Muller, P.                           J. Obs. 21, 113, 1938                                                      
Mlr1939           Muller, P.                           J. Obs. 22, 181, 1939 (all data published elsewhere)                       
Mlr1946    MLR5   Muller, P.                           J. Obs. 29, 69, 1946                                                       
Mlr1947    MLR5   Muller, P.                           J. Obs. 30, 104, 1947                                                      
Mlr1948           Muller, P.                           Ann. Obs. Strasbourg 5, pt. 1, 1948                                        
                                                         Visual measures with double-image micrometer and 16cm refractor          
Mlr1949a          Muller, P.                           Ann. Obs. Strasbourg 5, pt. 2, 1949                                        
                                                         Visual measures with double-image micrometer and 49cm refractor          
Mlr1949b   MLR6   Muller, P.                           J. Obs. 32, 77, 1949                                                       
Mlr1949c          Muller, P.                           J. Obs. 32, 34, 1949                                                       
Mlr1950a   MLR5   Muller, P.                           J. Obs. 33, 93, 1950                                                       
Mlr1950b   MLR6   Muller, P.                           J. Obs. 33, 105, 1950                                                      
Mlr1951a   MLR6   Muller, P.                           J. Obs. 34, 81, 1951                                                       
Mlr1951b          Muller, P.                           Ann. Obs. Strasbourg 5, pt. 3, 1951                                        
                                                         Visual measures with double-image micrometer and 16cm refractor          
Mlr1951c          Muller, P.                           Ann. Obs. Strasbourg 5, pt. 3, 1951                                        
                                                         Visual measures with double-image micrometer on 23 and 60 cm             
                                                         refractors at Pic-du-Midi. See Mlr1950b.                                 
Mlr1952a   MLR6   Muller, P.                           J. Obs. 35, 95, 1952                                                       
Mlr1952b          Muller, P.                           Bull. Astron. Paris 16, 203-212, 1952                                      
Mlr1952c          Muller, P.                           Ann. Obs. Strasbourg 5, pt. 4, 1952                                        
                                                         Visual measures with double-image micrometer and various filters on      
                                                         16 and 49 cm refractors at Strasbourg and 60 cm at Pic-du-Midi.          
                                                         Measures listed as "III" are tabulated. Some of these measures are       
                                                         incorporated in earlier MLR lists.                                       
Mlr1952d          Muller, P.                           Bull. Astron. Paris 16, 263-275, 1952                                      
Mlr1952e          Muller, P.                           Bull. Astron. Paris 16, 277-282, 1952                                      
Mlr1952f          Muller, P.                           Pub. Obs. Haute Provence 2, #49, 1952                                      
Mlr1953a          Muller, P.                           J. Obs. 36, 104, 1953                                                      
Mlr1953b   MLR6   Muller, P.                           J. Obs. 36, 130, 1953                                                      
Mlr1954a   MLR8   Muller, P.                           AJ 59, 388, 1954                                                           
Mlr1954b          Muller, P.                           J. Obs. 37, 61-72, 1954                                                    
Mlr1954c   MLR8   Muller, P.                           J. Obs. 37, 125, 1954                                                      
Mlr1954d          Muller, P.                           J. Obs. 37, 169, 1954                                                      
Mlr1955a          Muller, P.                           J. Obs. 38, 17-26, 1955                                                    
Mlr1955b          Muller, P.                           J. Obs. 38, 58-64, 1955                                                    
Mlr1955c   MLR8   Muller, P.                           J. Obs. 38, 221, 1955                                                      
Mlr1956a   MLR8   Muller, P.                           J. Obs. 39, 127, 1956                                                      
Mlr1956b          Muller, P.                           Ann. Obs. Strasbourg 5 pt. 29, 1956                                        
Mlr1956c          Muller, P.                           Bull. Astron. Paris 20, 145, 1956                                          
Mlr1957a          Muller, P.                           Bull. Astron. Paris 21, 131, 1957                                          
Mlr1957b          Muller, P.                           J. Obs. 40, 48, 1957                                                       
Mlr1958    MLR8   Muller, P.                           J. Obs. 41, 109, 1958                                                      
Mlr1959    MLR8   Muller, P.                           J. Obs. 42, 85, 1959                                                       
Mlr1963           Muller, P.                           Bull. Astron. Paris 24, 1, 1963                                            
Mlr1966a   MLR8   Muller, P.                           J. Obs. 49, 335, 1966                                                      
Mlr1966b          Muller, P.                           Inf. Circ. 39, 1966                                                        
Mlr1970    MLR8   Muller, P.                           A&AS 1, 399, 1970                                                          
Mlr1973a   MLR8   Muller, P.                           Publ. Obs. Paris, June 1973                                                
Mlr1973b          Muller, P.                           Inf. Circ. 59, 1973                                                        
Mlr1974           Muller, P.                           A&AS 13, 99, 1974                                                          
Mlr1976    MLR9   Muller, P.                           A&AS 23, 205, 1976                                                         
Mlr1978a          Muller, P.                           A&AS 32, 173, 1978                                                         
Mlr1978b   MLR9   Muller, P.                           A&AS 33, 275, 1978                                                         
Mlr1984    MLR9   Muller, P.                           A&AS 57, 467, 1984                                                         
Mlr1990    MLR9   Muller, P.                           A&AS 84, 619, 1990                                                         
Mlr1991           Muller, P.                           Inf. Circ. 115, 1991                                                       
Mlr1991b          Muller, P.                           Obs. et Travaux 28, 12, 1991                                               
Mlr1993    MLR9   Muller, P.                           A&AS 102, 643, 1993                                                        
Mlr1993b          Muller, P.                           Obs. et Travaux 33, 9, 1993                                                
Mlr1997    MLR0   Muller, P.                           A&AS 126, 273, 1997                                                        
                                                                                                                                  
Mlt1898    MLT0   Melotte, P.                          Greenwich Observations, 1898                                               
Mlt1899    MLT0   Melotte, P.                          Greenwich Observations, 1899                                               
Mlt1906A          Melotte, P.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Mne1991           Moneti, A. & Zinncker, H.            A&A 242, 428, 1991                                                         
                                                                                                                                  
Mnn1890           Mann, N.M.                           Sidereal Messenger 9, 385, 1890                                            
Mnn1896A          Mann, N.M.                           cited by See (Evolution of Stellar Systems, v1, 1896)                      
Mnn9999    MNN9   Mann, N.M.                           Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Mnt1994           Mante, R.                            Obs. et Travaux 39, 21, 1994                                               
Mnt1997           Mante, R.                            Obs. et Travaux 52, 44, 1997                                               
Mnt1998a          Mante, R.                            Inf. Circ. 134, 1998                                                       
Mnt1998b          Mante, R.                            Inf. Circ. 136, 1998                                                       
Mnt1999a          Mante, R.                            Inf. Circ. 137, 1999                                                       
Mnt1999b          Mante, R.                            Inf. Circ. 138, 1999                                                       
Mnt1999c          Mante, R.                            Inf. Circ. 139, 1999                                                       
Mnt2000a          Mante, R.                            Inf. Circ. 140, 2000                                                       
Mnt2000b          Mante, R.                            Inf. Circ. 141, 2000                                                       
Mnt2000c          Mante, R.                            Inf. Circ. 142, 2000                                                       
Mnt2001a          Mante, R.                            Inf. Circ. 143, 2001                                                       
Mnt2001b          Mante, R.                            Inf. Circ. 144, 2001                                                       
Mnt2001c          Mante, R.                            Inf. Circ. 145, 2001                                                       
Mnt2002a          Mante, R.                            Inf. Circ. 146, 2002                                                       
Mnt2002b          Mante, R.                            Inf. Circ. 147, 2002                                                       
Mnt2002c          Mante, R.                            Inf. Circ. 148, 2002                                                       
Mnt2003a          Mante, R.                            Inf. Circ. 149, 2003                                                       
Mnt2003b          Mante, R.                            Inf. Circ. 150, 2003                                                       
Mnt2003c          Mante, R.                            Inf. Circ. 151, 2003                                                       
Mnt2004a          Mante, R.                            Inf. Circ. 152, 2004                                                       
Mnt2004b          Mante, R.                            Inf. Circ. 153, 2004                                                       
Mnt2004c          Mante, R.                            Inf. Circ. 154, 2004                                                       
Mnt2005a          Mante, R.                            Inf. Circ. 155, 2005                                                       
Mnt2005b          Mante, R.                            Inf. Circ. 156, 2005                                                       
Mnt2005c          Mante, R.                            Inf. Circ. 157, 2005                                                       
Mnt2006a          Mante, R.                            Inf. Circ. 158, 2006                                                       
                                                                                                                                  
Moe1855    MOE5   Moesta, C.W.                         AJ 4, 78, 1855                                                             
                                                                                                                                  
Moh9999    MOH9   Mohiuddin, G.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Mol1937A          Moller (Poulkova)                    cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Mon1899    MON5   Montangerand, L.                     Ann. Toulouse Obs. 3, 75, 1899                                             
                                                                                                                                  
Mor2000    MOR0   Morlet, G., Salaman, M. & Gili, R.   A&AS 145, 67, 2000                                                         
Mor2002           Morlet, G., Salaman, M. & Gili, R.   A&A 396, 933, 2002                                                         
                                                                                                                                  
Mot1910    MOT0   Motherwell, R.M.                     JRASC 4, 447, 1910                                                         
                                                                                                                                  
Mou1895    MOU0   Moulton, F.R.                        AJ 15, 188, 1895                                                           
Mou1906A          Moulton, F.R.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Mrb1974           Morbey, C.L. & Fletcher, J.M.        Pub. Dom. Astr. Obs. 14, 271, 1974                                         
Mrb1975           Morbey, C.L.                         PASP 87, 689, 1975                                                         
Mrb1978           Morbey, C.L. et al.                  JRASC 72, 305, 1978                                                        
                                                                                                                                  
Mrc1989           Marcy, G.W. & Moore, D.              ApJ 341, 961, 1989                                                         
Mrc1999           Hauser, H.M & Marcy, G.W.            PASP 111, 321, 1999                                                        
                                                                                                                                  
Mrg1898    MRG0   Morgan, H.R.                         AJ 19, 49, 1898                                                            
Mrg1906    MRG0   Morgan, H.R.                         AJ 25, 76, 1906                                                            
Mrg1907    MRG5   Morgan, H.R.                         AJ 25, 142, 1907                                                           
Mrg1911    MRG2   Morgan, H.R.                         Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
Mrh2001    MRH0   Marchetti, E. et al.                 A&A 370, 524-528, 2001                                                     
                                                                                                                                  
Mri2005a          Martin, E.R.M.                       JDSO 1, 11, 2005                                                           
Mri2005b          Martin, E.R.M.                       JDSO 1, 49, 2005                                                           
                                                                                                                                  
Mrl1968a   MRL0   Morel, P.J.                          J. Obs. 51, 349, 1968                                                      
Mrl1968b          Morel, P.J.                          Inf. Circ. 46, 1968                                                        
Mrl1969a          Morel, P.J.                          AJ 74, 234, 1969                                                           
Mrl1969b          Morel, P.J.                          AJ 74, 245, 1969                                                           
Mrl1969c          Morel, P.J.                          Inf. Circ. 48, 1969                                                        
Mrl1969d          Morel, P.J.                          Inf. Circ. 49, 1969                                                        
Mrl1970a          Morel, P.J.                          A&AS 1, 115, 1970                                                          
Mrl1970b          Morel, P.J.                          A&AS 1, 429, 1970                                                          
Mrl1970c          Morel, P.J.                          A&AS 1, 441, 1970                                                          
Mrl1970d   MRL0   Morel, P.J.                          A&AS 3, 71, 1970                                                           
Mrl1972           Morel, P.J.                          A&AS 5, 175, 1972                                                          
Mrl1981a   MRL0   Morel, P.J.                          A&AS 46, 3, 1981                                                           
Mrl1981b          Morel, P.J.                          Inf. Circ. 83, 1981                                                        
Mrl1982           Morel, P.J.                          A&AS 47, 217, 1982                                                         
Mrl1983    MRL0   Morel, P.J.                          A&AS 54, 39, 1983                                                          
Mrl2000           Morel, P.J. et al.                   A&A 354, 636, 2000                                                         
                                                                                                                                  
Mrn1998           Martin, Ch. et al.                   A&AS 113, 149, 1998                                                        
                                                                                                                                  
Mro1960    MRO5   Mourao, R.R.F.                       Obs. Nacional Brasil #12, 1960                                             
Mro1961    MRO5   Mourao, R.R.F.                       Obs. Nacional Brasil #19, 1961                                             
Mro1963           Mourao, R.R.F.                       Bull. R. Astron. Obs. Belgium 5, 63, 1963                                  
Mro1964           Mourao, R.F.F.                       Bull. R. Astron. Obs. Belgium 5, 143, 1964                                 
Mro1965a          Mourao, R.F.F.                       Bull. R. Astron. Obs. Belgium 6, 33, 1965                                  
Mro1965b          Mourao, R.F.F.                       Inf. Circ. 35, 1965                                                        
Mro1966a   MRO5   Mourao, R.R.F.                       Obs. Nacional Brasil #21, 1966                                             
Mro1966b          Mourao, R.R.F.                       Bull. R. Astron. Obs. Belgium 6, 108, 1966                                 
Mro1969a   MRO5   Mourao, R.R.F.                       Obs. Nacional Brasil #26, 1969                                             
Mro1969b          Mourao, R.R.F.                       Mem. Soc. Astron. Ital. 40, 295, 1969                                      
Mro1972           Mourao, R.R.F.                       Bull. R. Astron. Obs. Belgium 7, 311, 1972                                 
Mro1976a          Mourao, R.R.F.                       Inf. Circ. 69, 1976                                                        
Mro1976b          Mourao, R.R.F.                       Inf. Circ. 70, 1976                                                        
Mro1977           Mourao, R.R.F.                       AN 298, 227, 1977                                                          
Mro1982           Mourao, R.R.F. et al.                Rev. Mexicana Astron. Astrof. 5, 135, 1982                                 
                                                                                                                                  
Mrr1921    MRR0   Merrill, P.W.                        PASP 33, 209, 1921                                                         
Mrr1922    MRR0   Merrill, P.W.                        ApJ 56, 40, 1922                                                           
                                                                                                                                  
Mrs1992           Marson, R.G. et al.                  PASA 10, 71, 1992                                                          
                                                                                                                                  
Mrt1861    MRT5   Morton, F.                           MemRAS 29, 85, 1861                                                        
Mrt1878A          Morton, F.                           cited by Gledhill (Obs 2, 146, 1878)                                       
Mrt1906A          Morton, F.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Mrz1956    MRZ5   Markowitz, W.                        Publ. USNO 17, Pt.5, 1956                                                  
                                                                                                                                  
Msc2003           Masciadri, E. et al.                 A&A 411, 157, 2003                                                         
                                                                                                                                  
Msk9999    MSK9   Maskelyne, N.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Msn1993a   MSN0   Mason, B.D. et al.                   AJ 105, 220, 1993                                                          
Msn1993b   MSN0   Mason, B.D. et al.                   AJ 106, 637, 1993                                                          
Msn1994           Mason, B.D.                          Thesis, Georgia State University, 1994                                     
Msn1995    MSN0   Mason, B.D. et al.                   AJ 109, 332, 1995                                                          
Msn1996a   MSN0   Mason, B.D. et al.                   AJ 112, 276, 1996                                                          
Msn1996b   MSN0   Mason, B.D.                          AJ 112, 2260, 1996                                                         
Msn1997a   MSN0   Mason, B.D.                          AJ 114, 808, 1997                                                          
Msn1997b   MSN0   Mason, B.D. et al.                   AJ 114, 1607, 1997                                                         
Msn1997c   MSN0   Mason, B.D. et al.                   AJ 114, 2112, 1997                                                         
Msn1998a   MSN0   Mason, B.D. et al.                   AJ 115, 821, 1998                                                          
Msn1998b   MSN1   Mason, B.D. et al.                   AJ 116, 2975, 1998                                                         
Msn1998c          Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 134, 1998                                                       
Msn1998d          Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 135, 1998                                                       
Msn1998e          Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 136, 1998                                                       
Msn1999a   MSN1   Mason, B.D. et al.                   AJ 117, 1023, 1999                                                         
Msn1999b   MSN1   Mason, B.D. et al.                   AJ 117, 1890, 1999                                                         
Msn1999c          Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 138, 1999                                                       
Msn2000a          Mason, B.D.                          Inf. Circ. 141, 2000                                                       
Msn2001a          Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 143, 2001                                                       
Msn2001b   MSN1   Mason, B.D. et al.                   AJ 121, 3224, 2001                                                         
Msn2001c          Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 144, 2001                                                       
Msn2003           Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 151, 2003                                                       
Msn2004           Mason, B.D. et al.                   USNO G dwarf survey, AJ in preparation, 2004                               
Msn2005           Mason, B.D. & Hartkopf, W.I.         Inf. Circ. 156, 2005                                                       
                                                                                                                                  
Mss1985    MSS0   Massone, G.                          A&AS 60, 485, 1985                                                         
                                                                                                                                  
Mth1864           Marth                                MNRAS 24, 145, 1864                                                        
                                                                                                                                  
Mtl1876    MTL0   Mitchel, O.M.                        Publ. Cincinnati Obs. #2, 1876                                             
                                                                                                                                  
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Mun1948    MUN5   Mundler, M.                          Publ. Koenigsstuhl Obs. 15, 87, 1948                                       
                                                                                                                                  
MyC1833A   MYC0   Mayer, Ch.                           cited by Herschel (MemRAS 5, 13, 1833)                                     
MyC1906B          Mayer, Ch.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
MyC1937A          Mayer, Ch.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
MyP1997           Mayer, Pavel                         A&A 324, 988, 1997                                                         
                                                                                                                                  
Myr1906A          Meyer                                cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
MyT1833A   MYT0   Mayer, Tobias                        cited by Herschel (MemRAS 5, 13, 1833)                                     
MyT1852A          Mayer, Tobias                        cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
MyT1906A          Mayer, Tobias                        cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
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Naz2005           Naze, Y. et al.                      MNRAS 359, 688, 2005                                                       
                                                                                                                                  
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Nbg1967    NBG0   Newberg, J.L.                        Republic Obs. Circ. 7, 135, 1967                                           
Nbg1968    NBG0   Newberg, J.L.                        Republic Obs. Circ. 7, 165, 1968                                           
Nbg1969    NBG0   Newberg, J.L.                        Republic Obs. Circ. 7, 184, 1969                                           
Nbg1970    NBG0   Newberg, J.L.                        Republic Obs. Circ. 7, 259, 1970                                           
Nbg1971    NBG0   Newberg, J.L.                        Republic Obs. Circ. 8, 5, 1971                                             
                                                                                                                                  
Nef1909    NEF2   Neff, W.N.                           AN 182, 253, 1909                                                          
                                                                                                                                  
Nel2004           Nelan, E.P. et al.                   AJ 128, 323, 2004                                                          
                                                                                                                                  
Ner1988           Neri, R. & Grewing, M.               A&A 196, 338, 1988                                                         
                                                                                                                                  
Nes1867    NES5   Newcomb, S.                          Washington Observations, 323, 1867                                         
Nes1872           Newcomb, S.                          Washington Observations, 211, 1872                                         
Nes1872b          Newcomb, S.                          AN 79, 247, 1872 (measures also found in Nes1872)                          
Nes1874    NES0   Newcomb, S.                          Washington Observations, 1874                                              
Nes1875    NES0   Newcomb, S.                          Washington Observations, 1875                                              
Nes1886    NES0   Newcomb, S.                          Washington Observations, 1886                                              
                                                                                                                                  
Neu1923    NEU0   Neumin, G.E.                         Bull. Obs. Pulkova 9, 1923                                                 
                                                                                                                                  
Nev1950    NEV5   Neven, L.                            Ann. R. Obs. Belgium, Ser.3, 4, 203, 1950                                  
                                                                                                                                  
New1930    NEW5   Newton, H.W.                         Greenwich Observations, B1, 1930                                           
New1931    NEW5   Newton, H.W.                         Greenwich Observations, B1, 1931                                           
New1932    NEW5   Newton, H.W.                         Greenwich Observations, B1, 1932                                           
New1934    NEW6   Newton, H.W.                         Greenwich Observations, B1, 1934                                           
New1935    NEW6   Newton, H.W.                         Greenwich Observations, B1, 1935                                           
New1936    NEW8   Newton, H.W.                         Greenwich Observations, B79, 1936                                          
New1937    NEW8   Newton, H.W.                         Greenwich Observations, B1, 1937                                           
                                                                                                                                  
Ngb1982           Neugebauer, G. et al.                AJ 87, 395, 1982                                                           
                                                                                                                                  
Ngl1906    NGL5   Nangle, J.                           J. British Astron. Assoc. 17, 36, 1906                                     
Ngl1909a   NGL5   Nangle, J.                           J. British Astron. Assoc. 19, 31, 1909                                     
Ngl1909b   NGL5   Nangle, J.                           J. British Astron. Assoc. 19, 142, 1909                                    
Ngl1910    NGL5   Nangle, J.                           J. British Astron. Assoc. 21, 40, 1910                                     
Ngl9999    NGL9   Nangle, J.                           Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Nhr2000    NHR0   Neuhauser, R. et al.                 A&A 354, L9, 2000                                                          
Nhr2002a          Neuhauser, R. et al.                 A&A 384, 999, 2002                                                         
Nhr2002b          Neuhauser, R. et al.                 A&A 395, 877, 2002                                                         
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Ni_2003a          Nicholson, M.P.                      Webb Soc., Double Star Circ. 11, 2003                                      
Ni_2003b          Nicholson, M.P.                      Unpublished (see http://ad.usno.navy.mil/wds/wdstext.html#unpublished)     
Ni_2006           Nicholson, M.P.                      JDSO 2, 68, 2006                                                           
                                                                                                                                  
Nib1895    NIB0   Niblett                              Greenwich Observations, 1895                                               
Nib1896    NIB0   Niblett                              Greenwich Observations, 1896                                               
                                                                                                                                  
Nid2002           Nidever, D.L. et al.                 ApJS 141, 503, 2002                                                        
                                                                                                                                  
Nie1920    NIE0   Nielsen, A.                          AN 212, 71, 1920                                                           
Nie1921    NIE0   Nielsen, A.                          AN 215, 1, 1921                                                            
                                                                                                                                  
Nis1926    NIS0   Nissen, A.                           AN 228, 85, 1926                                                           
Nis1932A          Nissen, A.                           cited in ADS (Aitken Double Star Cat., 1932)                               
                                                                                                                                  
Nml1998    NML0   Niemela, V.S. et al.                 AJ 115, 2047, 1998                                                         
                                                                                                                                  
Nob1881           Nobile, A.                           AN 100, 225, 1881                                                          
Nob1906A          Nobile, A.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Nob1914A          Nobile, A.                           cited by Rabe (AN 198, 107, 1914)                                          
Nob1937A          Nobile, A.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
NOI        NOI                                         (Navy Prototype Optical Interferometer)                                    
NOI1997           Benson, J.A. et al.                  AJ 114, 1221, 1997                                                         
NOI1998    NOI0   Hummel, C. et al.                    AJ 116, 2536, 1998                                                         
NOI2000    NOI0   Hummel, C. et al.                    ApJL 540, 91, 2000                                                         
                                                                                                                                  
Nov2005           Novakovic, B. & Todorovic, N.        Inf. Circ. 157, 2005                                                       
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NoW1859           Noble, W.                            MNRAS 19, 322, 1859                                                        
                                                                                                                                  
Nrr1983           Norro, A.                            Bull. R. Astron. Obs. Belgium 9, 262, 1983                                 
                                                                                                                                  
Nse1985    NSE0   Nisenson, P. et al.                  ApJ 297, L17, 1985                                                         
                                                                                                                                  
Nst1904           Niesten, L.                          Ann. R. Obs. Belgium 8, 1, 1904                                            
Nst1906A          Niesten, L.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Nvl1924    NVL0   Nechville, V.                        J. Obs. 7, 69, 1924                                                        
                                                                                                                                  
Nwb1966a          Newburg, J.L.                        Republic Obs. Circ. 7, 113, 1966                                           
Nwb1966b          Newburg, J.L.                        Republic Obs. Circ. 7, 114, 1966                                           
Nwb1966c          Newburg, J.L.                        Republic Obs. Circ. 7, 117, 1966                                           
Nwb1966d          Newburg, J.L.                        Republic Obs. Circ. 7, 120, 1966                                           
Nwb1967           Newburg, J.L.                        Republic Obs. Circ. 7, 151, 1967                                           
Nwb1968a          Newburg, J.L.                        Republic Obs. Circ. 7, 168, 1968                                           
Nwb1968b          Newburg, J.L.                        Republic Obs. Circ. 7, 171-172, 1968                                       
Nwb1969a          Newburg, J.L.                        Republic Obs. Circ. 7, 190, 1969                                           
Nwb1969b          Newburg, J.L.                        Republic Obs. Circ. 7, 192, 1969                                           
                                                                                                                                  
Nyf1916    NYF0   Nyfeldt, A.                          AN 201, 461, 1916                                                          
                                                                                                                                  
Nys1963    NYS8   Nys, O.                              Ann. R. Obs. Belgium  Ser.3, 9, 105, 1963                                  
Nys1982           Nys, O.                              Inf. Circ. 86, 1982                                                        
Nys1983           Nys, O.                              Bull. R. Astron. Obs. Belgium 9, 256, 1983                                 
                                                                                                                                  
NZO1927A   NZO9   Ward (New Zealand Obs.)              cited in SDS (Southern Double Star Cat.), 1927                             
                                                                                                                                  
OAS9999    OAS9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Obl1937A          Oblomievsky (Poulkova)               cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
OCC2002           Occult. Doubles Cat. D. Dunham, ed.  http://www.lunar-occultations.com/iota/iotandx.htm                         
                                                                                                                                  
Ode1995    ODE0   Odenkirchen, M. & Brosche, P.        A&A 302, 915, 1995                                                         
Ode1997    ODE0   Odenkirchen, M. et al.               A&AS 124, 189, 1997                                                        
                                                                                                                                  
Ol_1907    OL 2   Olivier, C.P.                        AN 174, 209, 1907                                                          
Ol_1908    OL 2   Olivier, C.P.                        AN 177, 33, 1908                                                           
Ol_1909    OL 2   Olivier, C.P.                        AN 182, 253, 1909                                                          
Ol_1910a   OL 3   Olivier, C.P.                        Lick Obs. Bull. 5, 185, 1910                                               
Ol_1910b   OL 3   Olivier, C.P.                        Lick Obs. Bull. 6, 76, 1910                                                
Ol_1916    OL 3   Olivier, C.P.                        AJ 30, 63, 157, 1916,1917                                                  
Ol_1918    OL 3   Olivier, C.P.                        AJ 31, 100, 1918                                                           
Ol_1920a   OL 3   Olivier, C.P.                        Publ. McCormick Obs. 3, 679, 1920                                          
Ol_1920b   OL 0   Olivier, C.P.                        AJ 32, 179, 1920                                                           
Ol_1920c   OL 3   Olivier, C.P.                        AJ 33, 25, 1920                                                            
Ol_1922    OL 3   Olivier, C.P.                        AJ 34, 111, 1922                                                           
Ol_1923    OL 3   Olivier, C.P.                        AJ 35, 20, 1923                                                            
Ol_1924    OL 3   Olivier, C.P.                        AJ 36, 43, 1924                                                            
Ol_1927    OL 3   Olivier, C.P.                        Publ. McCormick Obs. 4, 331, 1927                                          
Ol_1928    OL 5   Olivier, C.P.                        AN 233, 393, 1928                                                          
Ol_1932a   OL 6   Olivier, C.P.                        Publ. Univ. Penn. 5, Pt.1, Sec.1, 1932                                     
Ol_1932B   OL 9   Olivier, C.P.                        cited in ADS (Aitken Double Star Cat.), 1932                               
Ol_1936    OL 2   Olivier, C.P.                        AN 258, 409, 1936  (= OL 61)                                               
Ol_1938    OL 2   Olivier, C.P.                        AJ 47, 100, 1938                                                           
Ol_1939    OL 5   Olivier, C.P.                        Publ. Univ. Penn. 5, Pt.2, Sec.1, 1939                                     
Ol_1940           Olivier, C.P.                        Popular Astron. 48, 173, 1940                                              
Ol_1949    OL 5   Olivier, C.P.                        Publ. Univ. Penn. 7, Pt.1, Sec.2, 1949                                     
Ol_1957    OL 8   Olivier, C.P.                        Publ. Univ. Penn. 7, Pt.3, 1, 1957                                         
Ol_9999    OL 9   Olivier, C.P.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ole1970a          Olevic, D.                           Bull. Obs. Astron. Belgrade 28, 75, 1970                                   
Ole1970b   OLE0   Olevic, D.                           Bull. Obs. Astron. Belgrade 28, 81, 1970                                   
Ole1973    OLE0   Olevic, D.                           Bull. Obs. Astron. Belgrade 29, 37, 1973                                   
Ole1975a   OLE0   Olevic, D.                           Bull. Obs. Astron. Belgrade #126, 42, 1975                                 
Ole1975b          Olevic, D.                           Bull. Obs. Astron. Belgrade #126, 49, 1975                                 
Ole1977a   OLE0   Olevic, D.                           Bull. Obs. Astron. Belgrade #128, 33, 1977                                 
Ole1984           Olevic, D. & Erceg, V.               Inf. Circ. 94, 1985                                                        
Ole1985           Olevic, D. & Erceg, V.               Inf. Circ. 95, 1985                                                        
Ole1986           Olevic, D. & Erceg, V.               Inf. Circ. 99, 1986                                                        
Ole1987b          Olevic, D. & Erceg, V.               Bull. Obs. Astron. Belgrade #137, 80, 1987                                 
Ole1990           Olevic, D. & Catovic, Z.             Inf. Circ. 112, 1990                                                       
Ole1993           Olevic, D. et al.                    Bull. Obs. Astron. Belgrade #148, 49, 1993                                 
Ole1994           Olevic, D. et al.                    Bull. Obs. Astron. Belgrade #149, 95, 1994                                 
Ole1996           Olevic, D. & Jovanovic, P.           Inf. Circ. 130, 1996                                                       
Ole1997a          Olevic, D. & Jovanovic, P.           Inf. Circ. 131, 1997                                                       
Ole1997b          Olevic, D. & Jovanovic, P.           Bull. Obs. Astron. Belgrade #155, 103, 1997                                
Ole1997c          Olevic, D. & Jovanovic, P.           Inf. Circ. 133, 1997                                                       
Ole1997d          Olevic, D. & Jovanovic, P.           Bull. Obs. Astron. Belgrade #156, 179, 1997                                
Ole1998a          Olevic, D. & Jovanovic, P.           Inf. Circ. 135, 1998                                                       
Ole1998b          Olevic, D. & Jovanovic, P.           Inf. Circ. 136, 1998                                                       
Ole1998c          Olevic, D. & Jovanovic, P.           Serbian AJ 158, 73, 1998                                                   
Ole1999           Olevic, D. & Jovanovic, P.           Serbian AJ 159, 87, 1999                                                   
Ole2000a          Olevic, D. & Jovanovic, P.           Inf. Circ. 141, 2000                                                       
Ole2000b          Olevic, D. & Popovic, G.M.           Inf. Circ. 141, 2000                                                       
Ole2001           Olevic, D. & Jovanovic, P.           Serbian AJ 163, 5, 2001                                                    
Ole2002a          Olevic, D. & Jovanovic, P.           Inf. Circ. 146, 2002                                                       
Ole2002b          Olevic, D.                           Inf. Circ. 146, 2002                                                       
Ole2002c          Olevic, D.                           Inf. Circ. 147, 2002                                                       
Ole2002d          Olevic, D.                           Inf. Circ. 148, 2002                                                       
Ole2003a          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 149, 2003                                                       
Ole2003b          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 150, 2003                                                       
Ole2003c          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 151, 2003                                                       
Ole2004a          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 152, 2004                                                       
Ole2004b          Olevic, D. & Cvetkovic, Z.           A&A 415, 259, 2004                                                         
Ole2004c          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 153, 2004                                                       
Ole2004d          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 154, 2004                                                       
Ole2005a          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 155, 2005                                                       
Ole2005b          Olevic, D. & Cvetkovic, Z.           Inf. Circ. 156, 2005                                                       
Ole2005c          Olevic, D. & Cvetkovic, Z.           Serbian AJ 170, 65, 2005                                                   
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Omo1989    OMO0   Omodeo, A.                           Webb Soc., Double Star Circ. 4, 1989                                       
                                                                                                                                  
ONL               Occult. News Letters                 (from Ccd2002 DD list)                                                     
                                                                                                                                  
Opa1956    OPA8   Opalski, W.                          Acta Astron. 6, 147, 1956                                                  
Opa9999    OPA9   Opalski, W.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Opi1927    OPI5   Opik, E.                             Publ. Tartu Obs. 26, #5, 1927                                              
Opi1932    OPI5   Opik, E.                             Publ. Tartu Obs. 27, #5, 1932                                              
Opi1932B          Opik, E.                             cited in ADS (Aitken Double Star Cat., 1932)                               
                                                                                                                                  
Opp2001    OPP0   Oppenheimer, B.R. et al.             AJ 121, 2189-2211, 2001                                                    
                                                                                                                                  
Osb1970    OSB0   Osborn, W.H.                         A&A 9, 475, 1970                                                           
Osb1996           Hill, J. & Osborn, W.                Physics Dept., Central Michigan Univ., 1996                                
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Osg1928    OSG0   Osgood, T.H.                         Mt. Wilson Cont. 17, 1, 1928                                               
                                                                                                                                  
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Ost        OST    Oosterhoff, P. Th.                   (from additional DD list)                                                  
                                                                                                                                  
Osv1958           Osvalds, V.                          AJ 63, 222, 1958                                                           
Osv1959    OSV0   Osvalds, V.                          AJ 64, 256, 1959                                                           
Osv1964           Osvalds, V.                          Pub. McCormick Obs. 11, 175, 1964                                          
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Pal1994    PAL0   Pavlovic, R.                         Bull. Obs. Astron. Belgrade #150, 109, 1994                                
Pal1996           Pavlovic, R. & Zivkov, V.            Inf. Circ. 129, 1996                                                       
Pal1997           Pavlovic, R. (Popovic & Pavlovic)    Bull. Obs. Astron. Belgrade #155, 97, 1997                                 
Pal1998a          Pavlovic, R. & Popovic, G.M.         Inf. Circ. 135, 1998                                                       
Pal1998b          Pavlovic, R. & Zivkov, V.            Inf. Circ. 135, 1998                                                       
Pal1998c          Pavlovic, R.                         Inf. Circ. 136, 1998                                                       
Pal1998d   PAL0   Pavlovic, R. (Popovic & Pavlovic)    Serbian AJ 158, 67, 1998                                                   
Pal2000           Pavlovic, R. (Zulevic et al.)        Serbian AJ 161, 25, 2000                                                   
Pal2005           Pavlovic, R. & Todorovic, N.         Inf. Circ. 156, 2005                                                       
Pal2005b          Pavlovic, R. & Todorovic, N.         Serbian AJ 170, 73, 2005                                                   
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Pan1991    PAN0   Panjaitan, E. & Herdiwijaya, D.      A&AS 88, 63, 1991                                                          
                                                                                                                                  
Pao1955    PAO8   Paunovuc, D..                        Bull. Obs. Astron. Belgrade 20, Nos. 1-2, 5, 1955                          
                                                                                                                                  
Par1932A   PAR    Parkhurst, J.A.                      cited in ADS (Aitken Double Star Cat., 1932)                               
                                                                                                                                  
Pat1998    PAT0   Patience, J. et al.                  AJ 115, 1972, 1998                                                         
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Pau1959    PAU5   Pauscher, H.                         Publ. Berlin Babelsberg Obs. 13, Pt.2, 1959                                
Pau1963    PAU5   Pauscher, H.                         Publ. Berlin Babelsberg Obs. 14, Pt.4, 1963                                
Pau1966    PAU5   Pauscher, H.                         Publ. Berlin Babelsberg Obs. 15, Pt.4, 1966                                
                                                                                                                                  
Pav1914    PAV0   Pavel, F.                            AN 198, 323, 1914                                                          
Pav1920    PAV0   Pavel, F.                            AN 211, 13, 1920                                                           
Pav1921           Pavel, F.                            AN 212, 347, 1921                                                          
Pav1962    PAV0   Pavel, F.                            Publ. Berlin Babelsberg Obs. 14, Pt.1, 1962                                
Pav1963    PAV0   Pavel, F.                            Publ. Berlin Babelsberg Obs. 14, Pt.3, 1963                                
                                                                                                                                  
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Pck1879           Pickering, E., Searle, A., Upton, W. Harvard Ann. 11, 105, 1879                                                 
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Pck1912           Pickering, E.                        Harvard Ann. 64, 159, 1912                                                 
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Pen1957           Pensado Iglesias, J.                 Bol. Astron. Obs. Madrid, Sec 2a, 5, 245, 1957                             
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Per1883a          Perrotin, J.                         AN 106, 129, #2529, 1883                                                   
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Per1885           Perrotin, J.                         AN 112, 329, #2684-85, 1885                                                
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Per1887    PER0   Perrotin, J.                         Ann. Obs. Nice 2, 1887                                                     
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Phi1906A          Phillipot                            cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Phl1909    PHL0   Phillips, T.E.                       J. British Astron. Assoc. 19, 387, 1909                                    
Phl1911a   PHL0   Phillips, T.E.                       MNRAS 71, 216, 1911                                                        
Phl1911b   PHL0   Phillips, T.E.                       MNRAS 72, 705, 1911                                                        
Phl1913    PHL0   Phillips, T.E.                       MNRAS 73, 159, 1913                                                        
Phl1914    PHL0   Phillips, T.E.                       MNRAS 74, 442, 1914                                                        
Phl1915    PHL0   Phillips, T.E.                       MNRAS 75, 434, 1915                                                        
Phl1916    PHL0   Phillips, T.E.                       MNRAS 76, 655, 1916                                                        
Phl1917    PHL0   Phillips, T.E.                       MNRAS 77, 624, 1917                                                        
Phl1918    PHL0   Phillips, T.E.                       MNRAS 78, 477, 1918                                                        
Phl1919    PHL1   Phillips, T.E.                       MNRAS 79, 509, 1919                                                        
Phl1920    PHL1   Phillips, T.E.                       MNRAS 80, 643, 1920                                                        
Phl1921    PHL1   Phillips, T.E.                       MNRAS 81, 566, 1921                                                        
Phl1923    PHL1   Phillips, T.E.                       MNRAS 84, 99, 1923                                                         
Phl1925    PHL1   Phillips, T.E.                       MNRAS 86, 77, 1925                                                         
Phl1928    PHL5   Phillips, T.E.                       MNRAS 88, 183, 1928                                                        
Phl1930    PHL5   Phillips, T.E.                       MNRAS 91, 238, 1930                                                        
Phl1934    PHL5   Phillips, T.E.                       MNRAS 95, 186, 1934                                                        
Phl1937    PHL5   Phillips, T.E.                       MNRAS 98, 88, 1937                                                         
Phl1941    PHL6   Phillips, T.E.                       MNRAS 101, 48, 1941                                                        
                                                                                                                                  
PhM1861    PHM5   Philpott                             MemRAS 29, 85, 1861                                                        
PhM1906A          Philpott                             cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Pic1900    PIC5   Pickering, W.H.                      Harvard Ann. 32, Pt.2, 296, 1900                                           
                                                                                                                                  
Pid1903    PID0   Pidoux, J.                           AN 163, 14, 1903                                                           
                                                                                                                                  
Pie1985    PIE0   Pierce, M.L. & Lavery, R.J.          AJ 90, 647, 1985                                                           
                                                                                                                                  
Pip1961    PIP8   Pipping, G.                          R. Obs. Bull. Ser E, #38, 1961                                             
                                                                                                                                  
Pit1984           Pither, C.                           Webb Soc., Double Star Circ. 3, 1984, part 2                               
Pit1986    PIT0   Pither, C.                           Webb Society Handbook (2nd ed.), 1986                                      
Pit1989    PIT0   Pither, C.                           Webb Soc., Double Star Circ. 4, 1989                                       
                                                                                                                                  
PkO        PKO                                         (Pulkova Observatory)                                                      
PkO1965    PKO0   Pulkovo Obs.                         Pulkova Obs. Izvestia 23, #176, 1965                                       
PkO1973    PKO0   Zulevic, D.J. & Kisselev, A.A.       Publ. Pulkova Obs. #191, 167, 1973                                         
PkO1988    PKO0   Pulkovo Obs.                         Pulkova Obs. Cat., 1988                                                    
                                                                                                                                  
Plc1952           Palacios, R. Cid                     Urania Barcelona 37 209, 1952                                              
                                                                                                                                  
Plm1871           Plummer, W.E.                        MNRAS 31, 194, 1871                                                        
Plm1878    PLM0   Plummer, W.E.                        Oxford Astron. Obs. 1, 17, 1878                                            
                                                                                                                                  
Plq1923    PLQ0   Paloque, E.                          J. Obs. 6, 25, 1923                                                        
Plq1926a   PLQ0   Paloque, E.                          J. Obs. 9, 115, 1926                                                       
Plq1926b   PLQ0   Paloque, E.                          J. Obs. 9, 129, 1926                                                       
Plq1926c          Paloque, E.                          J. Obs. 9, 12, 1926 (all data apparently also in J. Obs. 9, 129, 1926)     
Plq1927    PLQ5   Paloque, E.                          J. Obs. 10, 142, 1927                                                      
Plq1932A          Paloque, E.                          cited in ADS (Aitken Double Star Cat., 1932)                               
Plq1939a   PLQ2   Paloque, E.                          Ann. Toulouse Obs. 15, 87, 1939                                            
Plq1939b   PLQ8   Paloque, E.                          Ann. Toulouse Obs. 15, 99, 1939                                            
                                                                                                                                  
Plu1908           Plummer, H.C.                        Lick Obs. Bull. 5, 24, 1908                                                
Plu1913A          Plummer, H.C.                        cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
                                                                                                                                  
Plz2005           Pluzhnik, E.A.                       A&A 431, 587, 2005                                                         
                                                                                                                                  
Pma1963           Postma, S.W.                         Republic Obs. Circ. 7, 41, 1963                                            
Pma1964    PMA0   Postma, S.W.                         Republic Obs. Circ. #123, 51, 1964                                         
                                                                                                                                  
Pnd1832A   PND0   Pound, J.                            from Bradley Memoirs, 1832 (as cited by Herschel, MemRAS 5, 13, 1833)      
                                                                                                                                  
Pnk2002a          Penkala, D.D.                        Double Star Observer, 8, #3, 2002                                          
Pnk2002b          Penkala, D.D.                        Double Star Observer, 8, #6, 2002                                          
Pnk2003a          Penkala, D.D.                        Double Star Observer, 9, #2, 28, 2003                                      
Pnk2004a          Penkala, D.D.                        Double Star Observer, 10, #1, 2004                                         
                                                                                                                                  
Pns1983           Parsons, S.B.                        ApJS 52, 553, 1983                                                         
                                                                                                                                  
Poc1916    POC0   Pocock, A.J.                         AN 202, 49, 1916                                                           
                                                                                                                                  
Pok1936    POK5   Pokrovsky, K.D.                      Pulkova Obs. Circ. #20, 1936                                               
                                                                                                                                  
Pol1887    POL5   Pollock, J.A.                        MNRAS 47, 473, 1887                                                        
Pol9999    POL9   Pollock, J.A.                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Pop1967    POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade 26, 67, 1967                                   
Pop1969a   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade 27, #1, 1, 1969                                
Pop1969b          Popovic, G.M.                        Bull. Obs. Astron. Belgrade 27, #1, 33-54, 1969                            
Pop1969c   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade 27, #1, 67, 1969                               
Pop1969d          Popovic, G.M.                        Inf. Circ. 49, 1969                                                        
Pop1970a   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade 28, 69, 1970                                   
Pop1970b   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade 28, 81, 1970                                   
Pop1970c          Popovic, G.M.                        Bull. Obs. Astron. Belgrade 28, 141, 1970                                  
Pop1972           Popovic, G.M.                        Bull. Obs. Astron. Belgrade 29, 31, 1972/3                                 
Pop1973a   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade 29, 37, 1973                                   
Pop1973b   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade 29, 44, 1973                                   
Pop1975a   POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #126, 35, 1975                                 
Pop1975b   POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #126, 47, 1975                                 
Pop1976           Popovic, G.M.                        Bull. Obs. Astron. Belgrade #127, 11, 1976                                 
Pop1977a   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #128, 30, 1977                                 
Pop1977b   POP0   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #128, 37, 1977                                 
Pop1978           Popovic, G.M.                        Bull. Obs. Astron. Belgrade #129, 9, 1978                                  
Pop1979    POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #130, 28, 1979                                 
Pop1980           Popovic, G.M.                        Inf. Circ. 81, 1980                                                        
Pop1981a   POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #131, 23, 1981                                 
Pop1981b          Popovic, G.M.                        Inf. Circ. 85, 1981                                                        
Pop1982a          Popovic, G.M.                        Bull. Obs. Astron. Belgrade #132, 13, 1982                                 
Pop1982b   POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #132, 34, 1982                                 
Pop1982c          Popovic, G.M.                        Inf. Circ. 86, 1982                                                        
Pop1983a          Popovic, G.M.                        Bull. Obs. Astron. Belgrade #133, 27, 1983                                 
Pop1983b          Popovic, G.M.                        Inf. Circ. 91, 1983                                                        
Pop1983c   POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #133, 31, 1983                                 
Pop1984    POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #134, 60, 1984                                 
Pop1986a   POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #136, 49, 1986                                 
Pop1986b          Popovic, G.M.                        Inf. Circ. 98, 1986                                                        
Pop1986c   POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #136, 84, 1986                                 
Pop1986d          Popovic, G.M.                        Inf. Circ. 100, 1986                                                       
Pop1987           Popovic, G.M.                        Bull. Obs. Astron. Belgrade #137, 82, 1987                                 
Pop1988    POP1   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #138, 55, 1988                                 
Pop1989a   POP2   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #140, 83, 1989                                 
Pop1989b          Popovic, G.M. & Catovic, Z.          Inf. Circ. 107, 1989                                                       
Pop1989c          Popovic, G.M. & Catovic, Z.          Inf. Circ. 109, 1989                                                       
Pop1990           Popovic, G.M. & Catovic, Z.          Inf. Circ. 112, 1990                                                       
Pop1991    POP2   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #144, 39, 1991                                 
Pop1993    POP2   Popovic, G.M. & Zulevic, D.J.        Bull. Obs. Astron. Belgrade #147, 45, 1993                                 
Pop1994    POP2   Popovic, G.M.                        Bull. Obs. Astron. Belgrade #150, 109, 1994                                
Pop1995a          Popovic, G.M. & Pavlovic, R.         Inf. Circ. 125, 1995                                                       
Pop1995b          Popovic, G.M. & Pavlovic, R.         Inf. Circ. 126, 1995                                                       
Pop1995c          Popovic, G.M. & Pavlovic, R.         Inf. Circ. 127, 1995                                                       
Pop1995d          Popovic, G.M. & Pavlovic, R.         Bull. Obs. Astron. Belgrade #151, 45, 1995                                 
Pop1996a          Popovic, G.M. & Pavlovic, R.         Inf. Circ. 128, 1996                                                       
Pop1996b          Popovic, G.M. & Pavlovic, R.         Bull. Obs. Astron. Belgrade #153, 57, 1996                                 
Pop1996c          Popovic, G.M. & Zivkov, V.           Inf. Circ. 130, 1996                                                       
Pop1997a   POP2   Popovic, G.M. et al.                 A&AS 123, 487, 1997                                                        
Pop1997b   POP2   Popovic, G.M. & Pavlovic, R.         Bull. Obs. Astron. Belgrade #155, 97, 1997                                 
Pop1997c          Popovic, G.M. & Pavlovic, R.         Inf. Circ. 131, 1997                                                       
Pop1997d          Popovic, G.M. & Zivkov, V.           Inf. Circ. 131, 1997                                                       
Pop1997e          Popovic, G.M. & Pavlovic, R.         Inf. Circ. 132, 1997                                                       
Pop1997f          Popovic, G.M. et al.                 Bull. Obs. Astron. Belgrade #156, 189, 1997                                
Pop1998a          Popovic, G.M. & Zivkov, V.           Inf. Circ. 135, 1998                                                       
Pop1998b          Popovic, G.M.                        Inf. Circ. 136, 1998                                                       
Pop1998c          Popovic, G.M. & Pavlovic, R.         Inf. Circ. 136, 1998                                                       
Pop1998d   POP2   Popovic, G.M. (Popovic & Pavlovic)   Serbian AJ 158, 67, 1998                                                   
Pop2000a          Popovic, G.M. et al.                 A&AS 144, 211, 2000                                                        
Pop2001           Popovic, G.M.                        Serbian AJ 163, 49, 2001                                                   
Pop2002a          Popovic, G.M. & Olevic, D.           Inf. Circ. 146, 2002                                                       
Pop2000b          Popovic, G.M. (Zulevic et al.)       Serbian AJ 161, 25, 2000                                                   
Pop2002b          Popovic, G.M. & Olevic, D.           Inf. Circ. 147, 2002                                                       
                                                                                                                                  
Pos1911    POS5   Postlemann, A.                       Beob. Sternw. Koenigsberg 43, 31, 1911                                     
                                                                                                                                  
Pot2002           Potter, D. et al.                    ApJ 567, L133, 2002                                                        
                                                                                                                                  
Pou1933    POU5   Pourteau, M. A.                      Paris Cat., Zone +24 degrees, 1933                                         
                                                                                                                                  
Ppp1943           Popper, D.M.                         ApJ 97, 394, 1943                                                          
Ppp1987           Popper, D.M. & McAlister, H.A.       AJ 94, 700, 1987                                                           
                                                                                                                                  
Pra2001           Prato, L. et al.                     ApJ 549, 590, 2001                                                         
                                                                                                                                  
Prb1977           Probst, R.G.                         AJ 82, 656, 1977                                                           
                                                                                                                                  
Prc1887    PRC5   Pritchett, C.W.                      Publ. Morrison Obs. #1, 38, 1887                                           
                                                                                                                                  
Prd1878           Pritchard, C.                        Oxford Univ. Astron. Obs. 1, 61, 1878                                      
                                                                                                                                  
Pre1951    PRE5   Pretre, P.                           J. Obs. 34, 25, 1951                                                       
Pre1954    PRE8   Pretre, P.                           J. Obs. 37, 25, 1954                                                       
                                                                                                                                  
Pri1991    PRI0   Prieto, C. (Docobo et al.)           A&AS 91, 229, 1991                                                         
Pri1993    PRI0   Prieto, C. (Docobo & Prieto)         A&AS 100, 641, 1993                                                        
Pri1997a   PRI0   Prieto, C.                           A&AS 121, 405, 1997                                                        
Pri1997b   PRI0   Prieto, C. (Ling & Prieto)           AN 318, 365, 1997                                                          
Pri1998    PRI0   Prieto, C. (Ling & Prieto)           Rev. Mexicana Astron Astrof 34, 111, 1998                                  
Pri2000a   PRI0   Prieto, C. (Ling & Prieto)           A&AS 143, 335, 2000                                                        
                                                                                                                                  
PrJ1887    PRJ5   Pritchett, C.W., Jr.                 Publ. Morrison Obs. #1, 38, 1887                                           
                                                                                                                                  
Prn1900           Perrine, C.D.                        PASP 12, 129, 1900                                                         
Prn1906A          Perrine, C.D.                        cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
PrO1913    PRO5   Perth Obs.                           Perth Obs. Bull. #1, 1913                                                  
                                                                                                                                  
Prr1992    PRR0   Perrier, C. et al.                   Proc. ESO Conf., Garching, part 1, 109, 1992                               
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Prs1992    PRS0   Prosser, C.F.                        AJ 103, 488, 1992                                                          
Prs1994    PRS0   Prosser, C.F. et al.                 ApJ 421, 517, 1994                                                         
                                                                                                                                  
Prt1876    PRT0   Pritchett, H.S.                      Washington Observations, 1876                                              
Prt1887a   PRT5   Pritchett, H.S.                      Publ. Morrison Obs. #1, 38, 1887                                           
Prt1897b   PRT0   Pritchett, H.S.                      AJ 17, 100, 1897                                                           
Prt1897c   PRT0   Pritchett, H.S.                      AJ 18, 24, 1897                                                            
Prt1906A          Pritchett, H.S.                      cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Pru2001    PRU0   Prieur, J.-L. et al.                 A&A 367, 865-875, 2001                                                     
Pru2002a          Prieur, J.-L. et al.                 ApJS 139, 249, 2001                                                        
Pru2002b          Prieur, J.-L. et al.                 ApJS 142, 95, 2002                                                         
Pru2003a          Prieur, J.-L. et al.                 ApJS 144, 263, 2003                                                        
                                                                                                                                  
Prv2004           Pravdo, S.H. et al.                  ApJ 617, 1323, 2004                                                        
                                                                                                                                  
Pry1880A          Perry, J.J.M.                        cited by Gledhill (Obs. 3, 648, 1880)                                      
Pry1881    PRY    Perry, J.J.M.                        Obs. 4, 111, 1881                                                          
Pry1881B          Perry, J.J.M.                        cited by Gledhill (Ast. Reg. 19, 175, 1881)                                
Pry1881C          Perry, J.J.M.                        cited by Gledhill (Obs. 4, 112, 1881)                                      
Pry1886           Perry, J.J.M.                        Obs. 9, 308, 1886                                                          
Pry1906A          Perry, J.J.M.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Pry1906B          Perry, J.J.M.                        cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
Prz1908    PRZ0   Przbyllok, E.                        Veroff. Sternw. Heidelberg 5, 1908                                         
Prz1926    PRZ0   Przbyllok, E.                        Beob. Sternw. Koenigsberg #44, 1926                                        
                                                                                                                                  
Psn2005           Persson, R.                          private communication, 2005                                                
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PTC1924    PTC5   Lien Pou Cheou                       AJ 36, 67, 1924                                                            
PTC1926    PTC0   Lien Pou Cheou                       AJ 37, 47, 1926                                                            
                                                                                                                                  
Pte1862A          Peters, C.F.W.                       cited by Auwers (AN 59, 1, 1862)                                           
Pte1885           Peters, C.F.W.                       AN 113, 321, #2708-2709, 1885                                              
Pte1906A          Peters, C.F.W.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
PTI                                                    (Palomar Testbed Interferometer)                                           
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Ptr1998    PTR0   Petr, M.G. et al.                    ApJ 500, 825, 1998                                                         
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Pts1981a          Peterson, D.M. et al.                AJ 86, 280, 1981                                                           
Pts1981b          Peterson, D.M. et al.                AJ 86, 1090, 1981                                                          
Pts1984           Peterson, D.M. & White, N.M.         AJ 89, 824, 1984                                                           
Pts1989           Peterson, D.M. et al.                AJ 98, 2156, 1989                                                          
                                                                                                                                  
Ptt1917    PTT5   Pettit, E.                           AJ 30, 167, 1917                                                           
Ptt1921    PTT5   Pettit, E.                           AJ 33, 150, 1921                                                           
Ptt1958           Pettit, E.                           AJ 63, 324, 1958                                                           
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Ptt9999    PTT9   Pettit, E.                           Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Pui1909    PUI    Puiseux, P.                          Bull Ast 1909  (as cited by Burnham, Carnegie Inst. Wash. #168, 1913)      
                                                                                                                                  
Pwl1854           Powell, E.B.                         MNRAS 15, 41, 1854                                                         
Pwl1855           Powell, E.B.                         MNRAS 15, 90, 1855                                                         
Pwl1856           Powell, E.B.                         MemRAS 24, 91, 1856                                                        
Pwl1856b          Powell, E.B.                         MNRAS 16, 167, 1856                                                        
Pwl1857    PWL5   Powell, E.B.                         MemRAS 25, 55, 1857                                                        
Pwl1861           Powell, E.B.                         MNRAS 21, 65, 1861                                                         
Pwl1864    PWL5   Powell, E.B.                         MemRAS 32, 75, 1864                                                        
Pwl1864b          Powell, E.B.                         MNRAS 24, 170, 1864 (most measures also in MNRAS 44, 17, 1883)             
Pwl1870           Powell, E.B.                         MNRAS 30, 191, 1870                                                        
Pwl1883    PWL5   Powell, E.B.                         MNRAS 44, 17, 1883                                                         
Pwl1886           Powell, E.B.                         MNRAS 46, 336, 1886                                                        
Pwl1896A          Powell, E.B.                         cited by See (Evolution of Stellar Systems, v1, 1896)                      
Pwl1890           Powell, E.B.                         MNRAS 50, 299, 1890                                                        
Pwl1892           Powell, E.B.                         MNRAS 52, 506, 1892                                                        
Pwl1906A          Powell, E.B.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Pwl1937A          Powell, E.B.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Pws1993    PWS    Pauwels, T. & Lampens, P.            Bull. R. Astron. Obs. Belgium 10, 216, 1993                                
                                                                                                                                  
Pz_1814    PZ 5   Piazzi, G.                           Palermo Star Cat., 1814                                                    
Pz_1818A   PZ 0   Piazzi, G.                           cited by Bessel, Fund. Astronomiae, 1818                                   
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Pz_1844A          Piazzi, G.                           cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
Pz_1906A          Piazzi, G.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Pz_1937A          Piazzi, G.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Qia1991           Qian, B.C., & Fan, Q.-Y.             Chin. Astron. Astrophys. 15, 339, 1991                                     
                                                                                                                                  
R__1871a   R  5   Russell, H.C.                        Sydney Obs. Results, 1871-1881                                             
R__1871b   R  5   Russell, H.C.                        Sydney Obs. Results, 1871-1881                                             
R__1892    R  5   Russell, H.C.                        MemRAS 50, 57, 1892                                                        
                                                                                                                                  
Rab1914           Rabe, W.                             AN 198, 107, #4735, 1914                                                   
Rab1922           Rabe, W.                             AN 216, 49, 1922                                                           
Rab1923    RAB5   Rabe, W.                             AN 217, 413, 1923                                                          
Rab1927           Rabe, W.                             AN 231, 121, 1927                                                          
Rab1930a   RAB5   Rabe, W.                             AN 239, 369, 1930                                                          
Rab1930b   RAB5   Rabe, W.                             AN 240, 17, #5738-9, 1930                                                  
Rab1939    RAB5   Rabe, W.                             Publ. Munich Obs. 2, #1, 1939                                              
Rab1948a          Rabe, W.                             AN 276, 49, 1948                                                           
Rab1948b          Rabe, W.                             AN 276, 262, 1948                                                          
Rab1948c          Rabe, W.                             AN 276, 60, 1948                                                           
Rab1953    RAB6   Rabe, W.                             Erganz. AN 12, #3, 1953                                                    
Rab1958           Rabe, W.                             AN 284, 97, 1958                                                           
Rab1961a          Rabe, W.                             Veroff. Sternw. Munchen 6, 113, 1961                                       
Rab1961b   RAB8   Rabe, W.                             Publ. Munich Obs. 6, #2, 1961                                              
Rab9999    RAB9   Rabe, W.                             Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Rad1979           Radick, R.R.                         AJ 84, 257, 1979                                                           
Rad1980           Radick, R. & Lien, D.                AJ 85, 1053, 1980                                                          
Rad1981           Radick, R. & Lien, D.                AJ 86, 1774, 1981                                                          
Rad1982a          Radick, R. & Lien, D.                AJ 87, 170, 1982                                                           
Rad1982b          Radick, R.R. et al.                  AJ 87, 885, 1982                                                           
Rad1982c          Radick, R.R. et al.                  AJ 87, 1874, 1982                                                          
                                                                                                                                  
Rag2004           Raghavan, D. et al.                  List provided at AAS Atlanta (1/2004) in reference to poster 42.05         
                                                                                                                                  
Rak1981    RAK0   Rakos, K.                            Inst. Astron. Univ. Wien, 1981                                             
Rak1982           Rakos, K. et al.                     Inst. of Astron. Wien, 1982                                                
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Ray1947    RAY5   Raynsford, G.M.                      Publ. USNO 15, 75, 1947                                                    
                                                                                                                                  
Rbr2005           Roberts, L.C., Jr. et al.            AJ 130, 2262, 2005                                                         
                                                                                                                                  
Rbs1954    RBS5   Robertson, W.H.                      Sydney Obs. Papers #20, 1954                                               
                                                                                                                                  
Rbn1937A          Robinson (Radcliffe)                 cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Rbt1991    RBT0   Robertson, J.G. et al.               Proc. ASA, 9, 162-163, 1991                                                
Rbt1999    RBT0   Robertson, J.G. et al.               MNRAS 302, 245, 1999                                                       
                                                                                                                                  
Rch1994a          Richichi, A. et al.                  A&A 286, 829, 1994                                                         
Rch1994b          Richichi, A. et al.                  A&A 287, 145, 1994                                                         
Rch1996           Richichi, A. et al.                  A&A 309, 163, 1996                                                         
Rch1997           Richichi, A. et al.                  A&A 322, 202, 1997                                                         
Rch1999a   RCH0   Richichi, A. et al.                  A&A 346, 501, 1999                                                         
Rch1999b          Richichi, A. et al.                  A&A 350, 491, 1999                                                         
Rch2000a          Richichi, A. et al.                  A&A 361, 594, 2000                                                         
Rch2000b          Richichi, A.                         A&A 364, 225, 2000                                                         
Rch2000c          Richichi, A. & Leinert, C.           IAU Symp 200, 83, 2000                                                     
Rch2002    RCH0   Richichi, A. et al.                  A&A 382, 178, 2002                                                         
                                                                                                                                  
Rcr1906A          Richardson                           cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Rdg1977           Ridgway, S.T. et al.                 AJ 82, 414, 1977                                                           
                                                                                                                                  
Re_1965           Roemer, E.                           ApJ 141, 1415, 1965                                                        
Re_9999    RE 9   Roemer, E.                           Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Reb1998           Rebolo, R. et al.                    Science 282, 1309, 1998                                                    
                                                                                                                                  
Rec1933           Riechert                             AN 219, 227, 1933                                                          
                                                                                                                                  
Red1997    RED0   Reid, I.N. & Gizis, J.E.             AJ 114, 1992, 1997                                                         
Red2001    RED0   Reid, I.N. et al.                    AJ 121, 489-502, 2001                                                      
                                                                                                                                  
Rei        REI    Reinmuth, K.                         (from additional DD list)                                                  
                                                                                                                                  
Ren1892    REN0   Renz, F.                             Bull. Imp. Acad. Sci. St. Petersburg 34, 459, 1892                         
Ren1935    REN5   Renz, F.                             Pulkova Obs. Circ. #15, 1935                                               
Ren1937A          Renz, F.                             cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Rep1986    REP0   Reipurth, B. & Gee, G.               A&A 166, 148, 1986                                                         
Rep1987    REP0   Sandell, G., Reipurth, B. & Gahm, G. A&A 181, 283, 1987                                                         
Rep1993a   REP0   Reipurth, H. & Pettersson, B.        A&A 267, 439, 1993                                                         
Rep1993b   REP0   Reipurth, B. & Zinnecker, H.         A&A 278, 81, 1993                                                          
Rep2004           Reipurth, B. & Aspin, C.             ApJ 608, L65, 2004                                                         
                                                                                                                                  
Res2001    RES0   Ressler, M.E. & Barsony, M.          AJ 121, 1098-1100, 2001                                                    
                                                                                                                                  
Reu1931    REU5   Reuyl, D.                            Utrecht Thesis Cat., 1931                                                  
Reu1932    REU5   Reuyl, D.                            PASP 44, 375, 1932                                                         
Reu1937    REU5   Reuyl, D.                            PASP 49, 335, 1937                                                         
Reu1938    REU6   Reuyl, D.                            Harvard Announcement Card #449, 1938                                       
Reu1940    REU5   Reuyl, D.                            PASP 52, 37, 1940                                                          
Reu1941    REU6   Reuyl, D.                            PASP 53, 338, 1941                                                         
Reu1941b          Reuyl, D.                            PASP 53, 119, 1941                                                         
Reu1943           Reuyl, D.                            ApJ 97, 186, 1943                                                          
Reu1945           Reuyl, D.                            AJ 51, 181, 1945                                                           
                                                                                                                                  
Rez1989    REZ0   de la Reza, R. et al.                ApJ 343, L61, 1989                                                         
                                                                                                                                  
Rhd9999    RHD9   Richaud                              Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Ric1911    RIC2   Rice, H.L.                           Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
Rie1989    RIE0   Rieke, G., Ashok, N., & Boyle, R.    ApJ 339, L71, 1989                                                         
                                                                                                                                  
Rkw1938A          Rakowiechi                           1938 (cited by Scardia, AN 301, 241, 1980)                                 
                                                                                                                                  
Rmk        RMK    Rumker, C.                           (from additional DD list)                                                  
                                                                                                                                  
Rmn1994           Romanenko, L.G.                      SvA 71, 875, 1994 (Astr. Reports 38, 779, 1994)                            
                                                                                                                                  
Rob1893           Roberts, A.W.                        AN 133, 125, #3175, 1893                                                   
                                                                                                                                  
Rod1996    ROD0   Roddier, C. et al.                   ApJ 463, 326, 1996                                                         
Rod2000    ROD0   Roddier, C. et al.                   IAU Symp 200, 60, 2000                                                     
                                                                                                                                  
Roe1908    ROE0   Roe, E.D.                            AN 178, 169, 1908                                                          
Roe1909    ROE0   Roe, E.D.                            AN 181, 285, 1909                                                          
Roe1910a   ROE0   Roe, E.D.                            AJ 26, 93, 1910                                                            
Roe1910b   ROE2   Roe, E.D.                            Journal Astronomique #4, 1910                                              
Roe1910c   ROE0   Roe, E.D.                            AN 183, 197, 1910                                                          
Roe1910d   ROE0   Roe, E.D.                            Popular Astronomy 18, 354, 1910                                            
Roe1910e   ROE0   Roe, E.D.                            Popular Astronomy 18, 554, 1910                                            
Roe1911a   ROE2   Roe, E.D.                            AN 187, 39, 1911                                                           
Roe1911b   ROE2   Roe, E.D.                            AN 188, 373, 1911                                                          
Roe1911c   ROE0   Roe, E.D.                            AN 190, 137, 1911                                                          
Roe1911d   ROE1   Roe, E.D.                            Popular Astronomy 19, 383, 1911                                            
Roe1914    ROE0   Roe, E.D.                            AN 199, 169, 1914                                                          
Roe1915    ROE0   Roe, E.D.                            AN 202, 99, 1915                                                           
Roe1917    ROE1   Roe, E.D.                            AN 204, 21, 1917                                                           
Roe1918    ROE1   Roe, E.D.                            AJ 31, 149, 1918                                                           
Roe1919a   ROE1   Roe, E.D.                            AJ 32, 6, 1919                                                             
Roe1919b   ROE1   Roe, E.D.                            AJ 32, 25, 1919                                                            
Roe1932A   ROE9   Roe, E.D.                            cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Roj2003           Rojo, M.                             OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Rom1863a          Romberg, H.                          MNRAS 23, 197, 1863                                                        
Rom1863b          Romberg, H.                          MNRAS 23, 197, 1863                                                        
Rom1864A          Romberg, H.                          cited by Dawes (MNRAS 24, 143, 1864)                                       
Rom1865    ROM0   Romberg, H.                          Barclay Obs. 1, 1865                                                       
Rom1906A          Romberg, H.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Ron1922    RON0   Ronchi, V.                           Rend. R. Acad. Lincei 31, 5A, 1922                                         
Ron1925    RON0   Ronchi. V.                           Rend. R. Acad. Lincei 11, 257, 1925                                        
                                                                                                                                  
Ros1936    ROS5   Ross, F.E.                           PASP 48, 221, 1936                                                         
                                                                                                                                  
Rou1926    ROU0   Rougier, G.                          Ann. Strasbourg Obs. 1, 299, 1926                                          
Rou1944    ROU5   Rougier, G.                          J. Obs. 27, 57, 1944                                                       
                                                                                                                                  
Rsd1899    RSD5   Rossard, F.                          Ann. Toulouse Obs. 3, 75, 1899                                             
                                                                                                                                  
Rse1906A          Rosse, Lord                          cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
Rss1996    RSS0   Rousseau, J.M. et al.                A&AS 116, 301, 1996                                                        
                                                                                                                                  
Rst1933    RST0   Rossiter, R.A.                       MemRAS 65, 27, 1933                                                        
Rst1935    RST0   Rossiter, R.A.                       MemRAS 65, 51, 1935                                                        
Rst1943    RST0   Rossiter, R.A.                       Publ. Univ. Michigan Obs. 8, 133, 1943                                     
Rst1944    RST0   Rossiter, R.A.                       Publ. Univ. Michigan Obs. 9, 1, 1944                                       
Rst1947    RST0   Rossiter, R.A.                       Publ. Univ. Michigan Obs. 9, 7, 1947                                       
Rst1955    RST8   Rossiter, R.A.                       Publ. Univ. Michigan Obs. 11, 1, 1955                                      
Rst1964    RST8   Rossiter, R.A.                       Publ. Univ. Michigan Obs. 9, 73, 1964                                      
                                                                                                                                  
Rtk2005           Rutkowski, A. & Waniak, W.           PASP 117, 1362, 2005                                                       
                                                                                                                                  
Rud1934           Rudnick, P.                          AJ 43, 164, 1934                                                           
                                                                                                                                  
RuJ1935           Russell, J.A.                        PASP 47, 222, 1935                                                         
                                                                                                                                  
Rus1898           Russell, H.N.                        Popular Astron. 6, 149, 1898                                               
Rus1906A          Russell, H.N.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Rus1913A          Russell, H.N.                        cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Rus1914A          Russell, H.N.                        cited by Aitken (Pub. Lick Obs. 12, 1, 1914)                               
Rus1917           Russell, H.N.                        Popular Astron. 25, 668, 1917                                              
Rus1917b          Russell, H.N.                        AJ 30, 123, 1917                                                           
Rus1917c          Russell, H.N.                        AJ 30, 131, 1917                                                           
Rus1919           Russell, H.N.                        Popular Astron. 27, 97, 1919                                               
Rus1927           Russell, H.N.                        PASP 39, 313, 1927                                                         
                                                                                                                                  
Rut1864A          Rutherford                           cited by Auwers (MNRAS 25, 38, 1864)                                       
Rut1878           Rutherford & Davis, H.S.             Contrib. Columbia Univ. Obs. #12, 1878 (see also MNRAS 92, 121, 1931)      
                                                                                                                                  
Ruy1995           Ruymaekers, G. & Nys, O.             Inf. Circ. 126, 1995                                                       
                                                                                                                                  
Rya2003           Ryan, J.M.                           Double Star Observer 9, #2, 24, 2003                                       
Rya2003b          Ryan, J.M.                           Double Star Observer 9, #5, 2003                                           
Rya2005           Ryan, J.M.                           JDSO 1, 19, 2005                                                           
                                                                                                                                  
S__1824    S  5   South, J.                            Phil. Trans. R. Soc. Pt.3, 1824                                            
S__1826    S  5   South, J.                            Phil. Trans. R. Soc. Pt.1, 1826                                            
S__1844A          South, J.                            cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
S__1852A          South, J.                            cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
S__1878A          South, J.                            cited by Gledhill (Obs. 2, 183, 1878)                                      
S__1880A          South, J.                            cited by Burnham (MNRAS 40, 497, 1880)                                     
S__1906A          South, J.                            cited by Lewis (MemRAS 56, 1, 1906)                                        
S__1906B          South, J.                            cited in BDS (Burnham Double Star Cat., 1906)                              
S__1913A          South, J.                            cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
S__1922A          South, J.                            cited by Rabe (AN 216, 49, 1922)                                           
S__1932A   S  9   South, J.                            cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Sab1906A          Sabler, G.T.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Sab1937A          Sabler, G.T.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Sah2002           Saha, S.K. et al.                    Bull. Astr. Soc. India 30, 677, 2002                                       
                                                                                                                                  
Sal1908    SAL0   Salet, P.                            Bull. Astronomique 25, 18, 1908                                            
                                                                                                                                  
San1940           Sanford, R.F. & Nicholson, S.B.      PASP 52, 408, 1940                                                         
                                                                                                                                  
Sav1830           Savary                               Conn. des Temps, 1830                                                      
                                                                                                                                  
SBc1899    SBC5   Saint-Blancat, D.                    Ann. Toulouse Obs. 3, Part 2, 75, 1899                                     
                                                                                                                                  
Sbk1881    SBK0   Seabroke, G.M.                       MemRAS 46, 183, 1881                                                       
Sbk1884    SBK0   Seabroke, G.M.                       MemRAS 48, 195, 1884                                                       
Sbk1892    SBK0   Seabroke, G.M.                       MemRAS 50, 1, 1892                                                         
Sbk1895    SBK0   Seabroke, G.M.                       MemRAS 51, 267, 1895                                                       
Sbk1904    SBK0   Seabroke, G.M.                       MemRAS 54, 97, 1904                                                        
Sbk1906A          Seabroke, G.M.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
Sbk1910    SBK0   Seabroke, G.M.                       MemRAS 59, 291, 1910                                                       
Sbk1914A          Seabroke, G.M.                       cited by Rabe (AN 198, 107, 1914)                                          
                                                                                                                                  
Sca1979           Scardia, M.                          AN 300, 307, 1979                                                          
Sca1980a          Scardia, M.                          AN 301, 95, 1980                                                           
Sca1980b          Scardia, M.                          AN 301, 131, 1980                                                          
Sca1980c          Scardia, M.                          Inf. Circ. 80, 1980                                                        
Sca1980d          Scardia, M.                          AN 301, 233, 1980                                                          
Sca1980e          Scardia, M.                          AN 301, 241, 1980                                                          
Sca1981a          Scardia, M.                          AN 302, 35, 1981                                                           
Sca1981b          Scardia, M.                          AN 302, 291, 1981                                                          
Sca1981c          Scardia, M.                          Inf. Circ. 83, 1981                                                        
Sca1981d          Scardia, M.                          A&AS 43, 375, 1981                                                         
Sca1981e          Scardia, M.                          A&AS 45, 431, 1981                                                         
Sca1981f          Scardia, M.                          Inf. Circ. 84, 1981                                                        
Sca1981g          Scardia, M.                          Inf. Circ. 85, 1981                                                        
Sca1982a          Scardia, M.                          A&AS 47, 167, 1982                                                         
Sca1982b          Scardia, M.                          A&AS 49, 503, 1982                                                         
Sca1982c          Scardia, M.                          A&AS 50, 19, 1982                                                          
Sca1982d          Scardia, M.                          Inf. Circ. 86, 1982                                                        
Sca1982e          Scardia, M.                          Inf. Circ. 87, 1982                                                        
Sca1982f          Scardia, M.                          Inf. Circ. 88, 1982                                                        
Sca1983a          Scardia, M.                          Inf. Circ. 89, 1983                                                        
Sca1983b          Scardia, M.                          Inf. Circ. 90, 1983                                                        
Sca1983c          Scardia, M.                          A&AS 51, 417, 1983                                                         
Sca1983d   SCA0   Scardia, M.                          A&AS 53, 433, 1983                                                         
Sca1983e          Scardia, M.                          AN 304, 29, 1983                                                           
Sca1983f          Scardia, M.                          AN 304, 257, 1983                                                          
Sca1984a          Scardia, M.                          A&AS 57, 257, 1984                                                         
Sca1984b   SCA0   Scardia, M.                          A&AS 58, 89, 1984                                                          
Sca1984c          Scardia, M.                          AN 305, 127, 1984                                                          
Sca1984d          Scardia, M.                          Inf. Circ. 92, 1984                                                        
Sca1984e          Scardia, M.                          Inf. Circ. 93, 1984                                                        
Sca1985a          Scardia, M.                          A&AS 59, 455, 1985                                                         
Sca1985b          Scardia, M.                          Inf. Circ. 95, 1985                                                        
Sca1985c          Scardia, M.                          Inf. Circ. 96, 1985                                                        
Sca1986a          Scardia, M.                          Inf. Circ. 99, 1986                                                        
Sca1986b          Scardia, M.                          AN 307, 149, 1986                                                          
Sca1987    SCA0   Scardia, M.                          AN 308, 271, 1987                                                          
Sca1988a   SCA0   Scardia, M.                          A&AS 75, 515, 1988                                                         
Sca1988b   SCA0   Scardia, M.                          Ap&SS 142, 213-214, 1988                                                   
Sca1988c   SCA0   Scardia, M.                          Ap&SS 142, 215-216, 1988                                                   
Sca1989    SCA0   Scardia, M.                          ApJS 71, 647, 1989                                                         
Sca1990a          Scardia, M., Neri, R., & Grewing, M. Inf. Circ. 111, 1990                                                       
Sca1990b          Scardia, M.                          Inf. Circ. 112, 1990                                                       
Sca1991a   SCA0   Scardia, M.                          A&AS 90, 565, 1991                                                         
Sca1991b   SCA0   Scardia, M. et al.                   AN 312, 351, 1991                                                          
Sca1991c          Scardia, M.                          Inf. Circ. 114, 1991                                                       
Sca1992    SCG0   Scardia, M. & Gellera, D.            A&AS 96, 157, 1992                                                         
Sca1993           Scardia, M.                          Inf. Circ. 120, 1993                                                       
Sca2000a          Scardia, M.                          Inf. Circ. 142, 2000                                                       
Sca2000b          Scardia, M. et al.                   AN 321, 255, 2000                                                          
Sca2000c   SCA1   Scardia, M. et al.                   ApJS 131, 561, 2000                                                        
Sca2001a          Scardia, M.                          Inf. Circ. 143, 2001                                                       
Sca2001b          Scardia, M.                          Inf. Circ. 144, 2001                                                       
Sca2001c          Scardia, M. et al.                   Inf. Circ. 144, 2001                                                       
Sca2001d          Scardia, M. et al.                   AN 322, 161, 2001                                                          
Sca2001e          Scardia, M.                          Inf. Circ. 145, 2001                                                       
Sca2001f          Scardia, Prieur, Aristidi, et al.    Inf. Circ. 145, 2001                                                       
Sca2001g          Scardia, Prieur, Koechlin, Aristidi  Inf. Circ. 145, 2001                                                       
Sca2002a          Scardia, Prieur, Koechlin, Aristidi  Inf. Circ. 146, 2002                                                       
Sca2002b          Scardia, Prieur, Koechlin, Aristidi  Inf. Circ. 147, 2002                                                       
Sca2002c          Scardia, M.                          Inf. Circ. 148, 2002                                                       
Sca2002d          Scardia, Prieur, Koechlin, Aristidi  Inf. Circ. 148, 2002                                                       
Sca2003a          Scardia, M.                          Inf. Circ. 149, 2003                                                       
Sca2003b          Scardia, M. & Bruzzi                 Inf. Circ. 149, 2003                                                       
Sca2003c          Scardia, Prieur, Koechlin, Aristidi  Inf. Circ. 149, 2003                                                       
Sca2003d          Scardia, Prieur, Koechlin, Aristidi  Inf. Circ. 150, 2003                                                       
Sca2003e          Scardia, Prieur, Koechlin, Aristidi  Inf. Circ. 151, 2003                                                       
Sca2004a          Scardia, Prieur, Aristidi, et al.    Inf. Circ. 153, 2004                                                       
Sca2005a          Scardia, M. et al.                   MNRAS 357, 1255, 2005                                                      
Sca2005b          Scardia, M. & Pansecchi, L.          Inf. Circ. 156, 2005                                                       
Sca2005c          Scardia, M. et al.                   Inf. Circ. 156, 2005                                                       
Sca2006a          Scardia, M. et al.                   Inf. Circ. 158, 2006                                                       
                                                                                                                                  
Scd1939           Schmeidler, F.                       AN 268, 151, 1939                                                          
Scd1940    SCD5   Schmeidler, F.                       AN 270, 234, 1940                                                          
Scd1952    SCD8   Schmeidler, F.                       MNRAS 112, 676, 1952                                                       
Scd1956    SCD8   Schmeidler, F.                       MNRAS 116, 256, 1956                                                       
Scd1987    SCD0   Schmeidler, F.                       A&AS 67, 303, 1987                                                         
                                                                                                                                  
Scf1971           Scarfe, C.D.                         PASP 83, 807, 1971                                                         
Scf1975           Scarfe, C.D. & Alers, S.             PASP 87, 285, 1975                                                         
Scf1978           Scarfe, C.D. & Fekel, F.C.           PASP 90, 297, 1978                                                         
Scf1983           Scarfe, C.D. et al.                  MNRAS 203, 103, 1983                                                       
Scf1991           Barlow, D.J. & Scarfe, C.D.          AJ 102, 2098, 1991                                                         
Scf1991b          Rosvick, J.M. & Scarfe, C.D.         MNRAS 252, 68, 1991                                                        
Scf1992           Scarfe, C.D. et al.                  IAU Colloq 135, ASP Conf. Ser. 32, 567, 1992                               
Scf1994           Scarfe, C.D. et al.                  AJ 107, 1529, 1994                                                         
Scf2000           Scarfe, C.D. et al.                  AJ 119, 2415, 2000                                                         
                                                                                                                                  
Sch1927a   SCH0   Schembor, F.                         AN 230, 185, 1927                                                          
Sch1927b   SCH0   Schembor, F.                         AN 230, 329, 1927                                                          
Sch1937    SCH5   Schembor, F.                         AN 262, 459, 1937                                                          
Sch1938    SCH5   Schembor, F.                         AN 266, 139, 1938                                                          
Sch1939    SCH5   Schembor, F.                         AN 268, 257, 1939                                                          
Sch1941           Schembor, F.                         AN 271, 24, 1941                                                           
                                                                                                                                  
Scj1906A          Schjellerup, H.                      cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
Scl1923    SCL0   Scholl, H.                           AN 221, 297, 1923                                                          
                                                                                                                                  
Scm1977    SCM0   Schmidt, G.D. et al.                 PASP 89, 410, 1977                                                         
                                                                                                                                  
Scn2003           Schnabel, C.                         OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Sco1998    SCO0   Schoeller, M. et al.                 SvAL 24, 283-287, 1998                                                     
                                                                                                                                  
Scr1868           Schur, W.                            AN 71, 1, #1681-82, 1868                                                   
Scr1879           Schur, W.                            AN 94, 23, #2255, 1879                                                     
Scr1880A          Schur, W.                            cited by Gledhill (Obs 3, 508, 1880)                                       
Scr1893           Schur, W.                            AN 135, 3, #3220-21, 1893                                                  
Scr1893b          Schur, W.                            AJ 13, 141, 1893                                                           
Scr1896    SCR0   Schur, W.                            AN 139, 353, 1896                                                          
Scr1898    SCR0   Schur, W.                            AN 145, 205, 1898                                                          
Scr1900    SCR0   Schur, W.                            AN 151, 353, 1900                                                          
Scr1906A          Schur, W.                            cited by Lewis (MemRAS 56, 1, 1906)                                        
Scr1937A          Schur, W.                            cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Sct1894    SCT5   Scott, J.L.                          J. British Astron. Assoc. 5, 75, 1894                                      
Sct1896a   SCT5   Scott, J.L.                          J. British Astron. Assoc. 6, 247, 1896                                     
Sct1896b   SCT5   Scott, J.L.                          J. British Astron. Assoc. 6, 368, 1896                                     
Sct1897    SCT5   Scott, J.L.                          J. British Astron. Assoc. 8, 66, 1897                                      
Sct1899    SCT6   Scott, J.L.                          MNRAS 59, 427, 1899                                                        
Sct1903    SCT6   Scott, J.L.                          MNRAS 64, 52, 1903                                                         
Sct1906A          Scott, J.L.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Sct1908    SCT0   Scott, J.L.                          MNRAS 68, 484, 1908                                                        
                                                                                                                                  
Scw1984    SCW0   Schwartz, P.R. et al.                ApJ 280, L23, 1984                                                         
Scw1986    SCW0   Schwartz, P.R. et al.                ApJ 303, 233, 1986                                                         
                                                                                                                                  
Scz1998a   SCZ0   Schultz, A.B. et al.                 AJ 115, 345, 1998                                                          
Scz1998b   SCZ0   Schultz, A.B. et al.                 PASP 110, 31-38, 1998                                                      
                                                                                                                                  
Sdb1998           Soderblom, D.R. et al.               ApJ 498, 385, 1998                                                         
                                                                                                                                  
Sdk        SDK    Sanduleak                            (from additional DD list)                                                  
                                                                                                                                  
Sdl1957    SDL5   Seidl, Z.                            Bull. Astron. Inst. Czech. 8, 102, 1957                                    
                                                                                                                                  
Sdr1966    SDR0   Sanders, W.L.                        AJ 71, 1008, 1966                                                          
Sdr9999    SDR0   Sanders, W.L.                        Unpublished (see http://ad.usno.navy.mil/wds/wdstext.html#unpublished)     
                                                                                                                                  
Se_1855    SE 5   Secchi, A.                           Observations, 1855-1856                                                    
Se_1857           Secchi, A.                           AN 45, 251, #1072, 1857                                                    
Se_1860a   SE 5   Secchi, A.                           Cat. of 1321 Double Stars, 1860                                            
Se_1860b   SE 0   Secchi, A.                           Cat. Stellie Doppie Col. Rome, 1860, 1868                                  
Se_1863    SE 5   Secchi, A.                           Second Series, 1863-1866                                                   
Se_1865           Secchi, A.                           MNRAS 26, 62, 1865                                                         
Se_1865B          Secchi, A.                           cited by Engelmann (AN 64, 81, #1518, 1865)                                
Se_1866           Secchi, A.                           AN 68, 87, #1614, 1866                                                     
Se_1872           Secchi, A. & Ferrari, P.G.           MNRAS 33, 64, 1872                                                         
Se_1875    SE 0   Secchi, A.                           Atti Acad. Lincei 28, 207, 1875                                            
Se_1906A          Secchi, A.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Se_1932A   SE 9   Secchi, A.                           cited in ADS (Aitken Double Star Cat.), 1932                               
Se_1937A          Secchi, A.                           cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Sea1882    SEA2   Searle, G.M.                         Harvard Ann. 13, 17, 1882                                                  
Sea1893    SEA0   Searle, G.M.                         AJ 13, 84, 1893                                                            
Sea1937A          Searle, G.M.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
See1892           See, T.J.J.                          Beob. K. Sternw. Berlin, 6, 1, 1892                                        
See1893           See, T.J.J.                          MNRAS 54, 102, 1893                                                        
See1894           See, T.J.J.                          AN 138, 373, #3311, 1894                                                   
See1895a          See, T.J.J.                          AJ 15, 33, 1895                                                            
See1895b          See, T.J.J.                          AJ 15, 54, 1895                                                            
See1895c   SEE5   See, T.J.J.                          AJ 15, 97, 1895                                                            
See1895d   SEE5   See, T.J.J.                          AJ 15, 188, 1895                                                           
See1895f          See, T.J.J.                          AN 138, 25, 1895                                                           
See1895g          See, T.J.J.                          AJ 16, 18, 1895                                                            
See1896a   SEE4   See, T.J.J.                          AN 142, 43, 1896                                                           
See1896b   SEE6   See, T.J.J.                          AJ 16, 211, 1896                                                           
See1896c          See, T.J.J.                          Evolution of Stellar Systems, v1, 1896                                     
See1897a   SEE0   See, T.J.J.                          AJ 17, 180, 1897                                                           
See1897b          See, T.J.J.                          MNRAS 57, 577, 1897                                                        
See1897c          See, T.J.J.                          AJ 17, 1, 1897                                                             
See1897d          See, T.J.J.                          AJ 17, 93, 1897                                                            
See1897e          See, T.J.J.                          AJ 18, 75, 1897                                                            
See1897f          See, T.J.J.                          MNRAS 57, 398, 1897 (data also in AN 146, 225, 1898)                       
See1897g          See, T.J.J.                          MNRAS 58, 15, 1897                                                         
See1897h          See, T.J.J.                          AN 142, 43, #3387, 1897                                                    
See1897i          See, T.J.J.                          AN 143, 59, #3412, 1897                                                    
See1897j          See, T.J.J.                          AN 143, 413, #3432, 1897 (see also See1898b, See1898c)                     
See1897k          See, T.J.J.                          AN 144, 359, #3455, 1897                                                   
See1897l          See, T.J.J.                          MNRAS 57, 541, 1897 (some data also in See1898b, See1898c)                 
See1898a   SEE0   See, T.J.J.                          AN 145, 205, 1898                                                          
See1898b   SEE5   See, T.J.J.                          AJ 18, 181, 1898                                                           
See1898c   SEE5   See, T.J.J.                          AN 146, 225, 1898                                                          
See1898d          See, T.J.J.                          MNRAS 58, 385, 1898                                                        
See1898e          See, T.J.J.                          MNRAS 58, 450, 1898                                                        
See1898f          See, T.J.J.                          AJ 19, 57, 1898                                                            
See1900a          See, T.J.J.                          AN 152, 73, #3629, 1900                                                    
See1900b          See, T.J.J.                          AN 152, 75, #3629, 1900                                                    
See1900c          See, T.J.J.                          AN 152, 179, #3636, 1900                                                   
See1900d          See, T.J.J.                          AN 153, 99, #3654, 1900                                                    
See1900e          See, T.J.J.                          AN 152, 329, #3645, 1900                                                   
See1906A          See, T.J.J.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
See1906B          See, T.J.J.                          cited in BDS (Burnham Double Star Cat., 1906)                              
See1908a          See, T.J.J.                          MNRAS 68, 192, 1908                                                        
See1908b          See, T.J.J.                          MNRAS 68, 195, 1908                                                        
See1908c          See, T.J.J.                          MNRAS 68, 198, 1908                                                        
See1908d          See, T.J.J.                          MNRAS 68, 568, 1908                                                        
See1911    SEE2   See, T.J.J.                          Publ. USNO 6, A117, 1911                                                   
See1927A   SEE9   See, T.J.J.                          cited in SDS (Southern Double Star Cat.), 1927                             
See1932A   SEE9   See, T.J.J.                          cited in ADS (Aitken Double Star Cat.), 1932                               
See9999    SEE9   See, T.J.J.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Sef2004           Seifahrt, A. et al.                  A&A 421, 255, 2004                                                         
                                                                                                                                  
Seg1906A          Seagrave, F.E.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
Seg1937A          Seagrave (Providence)                cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Sei1908    SEI5   Scheiner, J.                         Publ. Obs. Potsdam 20, Pt. 2, #59, 1908                                    
Sei1913A          Scheiner, J.                         cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Sei1932A   SEI9   Scheiner, J.                         cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Sel2002           Schoedel, R. et al.                  Nature 419, 694, 2002                                                      
Sel2003           Schoedel, R. et al.                  ApJ 596, 1015, 2003                                                        
                                                                                                                                  
Sem1944    SEM5   Semirot, P.                          J. Obs. 27, 57, 1944                                                       
                                                                                                                                  
Sen1937A          Senff (Dorpat)                       cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Ser1916    SER0   Serafimov, B.                        Bull. Obs. Pulkova 7, 99, 1916                                             
                                                                                                                                  
Sey1999a          Seymour, D. & Mason, B.              Inf. Circ. 139, 1999                                                       
Sey1999b          Seymour, D. & Hartkopf, W.           Inf. Circ. 139, 1999                                                       
Sey2000a          Seymour, D. & Mason, B.              Inf. Circ. 140, 2000                                                       
Sey2000b          Seymour, D. & Mason, B.              Inf. Circ. 141, 2000                                                       
Sey2001           Seymour, D.                          Inf. Circ. 145, 2001                                                       
Sey2002           Seymour, D. et al.                   AJ 123, 1023, 2002                                                         
                                                                                                                                  
Sfn2000    SFN0   Steffen, A. et al.                   IAU Symp 200, 19, 2000                                                     
Sfn2001    SFN0   Steffen, A. et al.                   AJ 122, 997, 2001                                                          
                                                                                                                                  
Sfr2003           Schaefer, G.H. et al.                AJ 126, 1971, 2003                                                         
                                                                                                                                  
Sgr2000           Segransan, D. et al.                 A&A 364, 665, 2000                                                         
                                                                                                                                  
Sgt1958    SGT5   Sagot, R.                            J. Obs. 41, 31, 1958                                                       
                                                                                                                                  
Sha1927    SHA0   Shajn, G.                            AN 230, 369, 1927                                                          
Sha1929    SHA5   Shajn, G.                            Bull. Obs. Pulkova #103, 199, 1929                                         
                                                                                                                                  
Shb1893    SHB0   Schaeberle, J.M.                     PASP 5, 177, 1893                                                          
Shb1896a   SHB0   Schaeberle, J.M.                     AJ 17, 53, 1896                                                            
Shb1896B          Schaeberle, J.M.                     cited by See (Evolution of Stellar Systems, v1, 1896)                      
Shb1897a   SHB0   Schaeberle, J.M.                     AJ 17, 76, 1897                                                            
Shb1897b   SHB0   Schaeberle, J.M.                     AJ 18, 91, 1897                                                            
                                                                                                                                  
Shd2000    SHD0   Schroeder, D.J. et al.               AJ 119, 906, 2000                                                          
                                                                                                                                  
She2003           Schertl, D. et al.                   A&A 402, 267, 2003                                                         
                                                                                                                                  
Shg1983    SHG0   Shanghai Obs.                        Ann. Shanghai Obs. 5, 128, 1983                                            
                                                                                                                                  
Shh1896           Stichtenoth, A.                      AN 141, 99, 1896                                                           
                                                                                                                                  
SHJ1824    SHJ0   South, J. & Herschel, J.             Phil. Trans. R. Soc.  1824                                                 
SHJ1844A          South, J. & Herschel, J.             cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
SHJ1852A          South, J. & Herschel, J.             cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
SHJ1860A          South, J. & Herschel, J.             cited by Jacob (MemRAS 28, 13, 1860)                                       
SHJ1874A          South, J. & Herschel, J.             cited by Burnham (MNRAS 35, 28, 1874)                                      
SHJ1880A          South, J. & Harschel, J.             cited by Burnham (MNRAS 40, 497, 1880)                                     
SHJ1906A          South, J. & Herschel, J.             cited by Lewis (MemRAS 56, 1, 1906)                                        
SHJ1906B          South, J. & Herschel, J.             cited in BDS (Burnham Double Star Cat.), 1906                              
SHJ1913A          South, J. & Herschel, J.             cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
SHJ1932A   SHJ9   South, J. & Herschel, J.             cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Shl1862A          Schluter, H.                         cited by Auwers (AN 59, 1, 1862)                                           
Shl1906A          Schluter, H.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Shl1937A          Schluter, H.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Shm1923    SHM0   Schmidt, K.                          AN 218, 27, 1923                                                           
                                                                                                                                  
Sho1889           Schorr                               Dissertation, Munich, 1889                                                 
                                                                                                                                  
Shn1993           Schneider, G. & Anderson, C.         PASP 105, 367, 1993                                                        
Shn1998    SHN0   Schneider, G. et al.                 PASP 110, 1012, 1998                                                       
                                                                                                                                  
Shp1844A          Sheepshanks, R.                      cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
                                                                                                                                  
Shr1912    SHR0   Schiller, K.                         AN 192, 1, 1912                                                            
Shr1913    SHR0   Schiller, K.                         AN 195, 465, 1913                                                          
                                                                                                                                  
Sht1998           Shatsky, N.I.                        SvAL 24, 257, 1998                                                         
Sht1999    SHT0   Shatsky, N.I. et al.                 A&AS 139, 69, 1999                                                         
Sht2002    SHT0   Shatsky, N.I. & Tokovinin, A.        A&A 382, 92, 2002                                                          
                                                                                                                                  
Shu1867           Shur, W.                             AN 69, 49, #1636, 1867                                                     
                                                                                                                                  
Shz2003           Sanchez, A.                          OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
                                                                                                                                  
Sie1951           Siegrist, L.                         Urania 36, 155, 1951                                                       
Sie1952           Siegrist, L.                         Univ. Madrid Sem. Astron. Geod. 11, 1952                                   
                                                                                                                                  
Sig2003           Siegler, N. et al.                   ApJ 598, 1265, 2003                                                        
Sig2005           Siegler, N. et al.                   ApJ 621, 1023, 2005                                                        
                                                                                                                                  
Sil1928a          Silbernagel, E.                      AN 233, 145, 1928                                                          
Sil1928b          Silbernagel, E.                      AN 233, 257, 1928                                                          
Sil1929           Silbernagel, E.                      AN 234, 441, 1929                                                          
Sil1931    SIL5   Silbernagel, E.                      AN 241, 33, 1931                                                           
                                                                                                                                  
Sim1913    SIM5   Simpkins, R.P.                       Union Obs. Circ. 1, 31, 1913                                               
Sim1914    SIM5   Simpkins, R.P.                       Union Obs. Circ. 1, 97, 1914                                               
Sim1915    SIM5   Simpkins, R.P.                       Union Obs. Circ. 1, 185, 1915                                              
Sim1916    SIM5   Simpkins, R.P.                       Union Obs. Circ. 1, 249, 1916                                              
Sim1948    SIM6   Simpkins, R.P.                       Union Obs. Circ. 5, 193, 1948                                              
                                                                                                                                  
Sin1988    SIN0   Sinachopoulos, D.                    A&AS 76, 189, 1988                                                         
Sin1990    SIN0   Sinachopoulos, D.                    A&AS 83, 245, 1990                                                         
Sin1992    SIN0   Sinachopoulos, D.                    A&AS 96, 137, 1992                                                         
Sin1996    SIN0   Sinachopoulos, D. & van Dessel, E.L. A&AS 119, 483, 1996                                                        
Sin1998    SIN0   Sinachopoulos, D.                    A&AS 130, 299, 1998                                                        
Sin1999    SIN0   Sinachopoulos, D. et al.             A&AS 136, 525, 1999                                                        
                                                                                                                                  
SIT9999    SIT9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Skf2000    SKF0   Skiff, B.A.                          Webb Soc., Double Star Circ. 8, 2000                                       
Skf2002           Skiff, B.A.                          private communication, 2002 (measure based on 2MASS data)                  
Skf2003           Skiff, B.A.                          private communication, 2003                                                
Skf2004           Skiff, B.A.                          private communication, 2004                                                
                                                       (coordinates and identifications for Stock & Wroblewski pairs)             
Skf2005           Skiff, B.A.                          private communication, 2005                                                
Skf2006           Skiff, B.A.                          private communication, 2006                                                
Skf2006b          Skiff, B.A.                          private communication, 2006                                                
                                                       (data mining of Stephenson, C.B., AJ 91, 144, 1986)                        
Skf2006c          Skiff, B.A.                          private communication, 2006                                                
                                                       (data mining of Joy & Abt, ApJS 28, 1, 1974)                               
                                                                                                                                  
Ski1872           Skinner, A.N.                        Washington Observations, 211, 1872                                         
Ski1872b          Skinner, A.N.                        AN 79, 247, 1872 (measures also found in Ski1872)                          
Ski1911    SKI2   Skinner, A.N.                        Publ. USNO 6, A117, 1911                                                   
                                                                                                                                  
Skn1993    SKN0   Skinner, S, Brown, A, & Stewart, R   ApJS 87, 217-265, 1993                                                     
                                                                                                                                  
SKP1992           Schroeder, K.-P. & Huensch, M.       A&A 257, 219, 1992                                                         
                                                                                                                                  
SKW2005           Smith, K.W. et al.                   A&A 431, 307, 2005                                                         
                                                                                                                                  
Sky1927    SKY0   Savitsky, P.                         AN 230, 251, 1927                                                          
                                                                                                                                  
Sla1913    SLA0   Slater, R.C.                         J. British Astron. Assoc. 24, 218, 1913                                    
                                                                                                                                  
Sld1862A          Selander, N.H.                       cited by Auwers (AN 59, 1, 1862)                                           
                                                                                                                                  
Sle1966    SLE0   Soulie, G.                           J. Obs. 49, 359, 1966                                                      
Sle1983    SLE0   Soulie, G.                           A&AS 54, 281, 1983                                                         
Sle1984    SLE0   Soulie, G.                           A&AS 56, 351, 1984                                                         
Sle1985    SLE0   Soulie, G.                           A&AS 61, 17, 1985                                                          
Sle1986a   SLE0   Soulie, G.                           Bull. Inf. Cent. Donnes Stell. #30, 91, 1986                               
Sle1986b   SLE0   Soulie, G.                           Bull. Inf. Cent. Donnes Stell. #30, 103, 1986                              
Sle2003           Soulie, G.                           Obs. et Travaux 56, 10, 2003                                               
                                                                                                                                  
Slg1881           Seeliger, H.                         "Untersuchungen .. Zeta Canci", Wien 1881                                  
Slg1888           Seeliger, H.                         Akad. d. Wiss, Munchen, 1888                                               
Slg9999    SLG9   Seeliger, H.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Slm1991           Salaman, M.                          Obs. et Travaux 25, 26, 1991                                               
Slm1999    SLM0   Salaman, M., Morlet, G. & Gili, R.   A&AS 135, 499, 1999                                                        
Slm2001    SLM0   Salaman, M., Morlet, G. & Gili, R.   A&A 369, 552-553, 2001                                                     
Slm2005           Salaman, M. et al.                   Obs. et Travaux 59, 18, 2005                                               
                                                       (magnitude differences measured with unfiltered KAF401E CCD)               
                                                                                                                                  
Slo1913A   SLO    Slocum, F.                           cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
                                                                                                                                  
Slr1892           Sellors, R.P.                        MNRAS 53, 45, 1892                                                         
Slr1893a   SLR5   Sellors, R.P.                        MNRAS 54, 123, 1893                                                        
Slr1893b   SLR5   Sellors, R.P.                        AN 132, 145, 1893                                                          
Slr1894    SLR5   Sellors, R.P.                        AN 135, 417, 1894                                                          
Slr1895    SLR5   Sellors, R.P.                        AN 138, 233, 1895                                                          
Slr1896    SLR6   Sellors, R.P.                        AN 141, 137, 1896                                                          
Slr1897    SLR6   Sellors, R.P.                        AN 143, 233, 1897                                                          
Slr1910    SLR6   Sellors, R.P.                        AN 186, 65, 1910                                                           
                                                                                                                                  
Slv1965    SLV0   Salukvadze, G.                       Bull. Abastumani Obs. #32, 69, 1965                                        
Slv1972    SLV0   Salukvadze, G.                       Bull. Abastumani Obs. #43, 95, 1972                                        
                                                                                                                                  
Slz1997           Scholz, G. et al.                    A&A 320, 791, 1997                                                         
                                                                                                                                  
Sma1931    SMA5   Smart, W.M.                          MNRAS 92, 37, 1931                                                         
Sma1932    SMA5   Smart, W.M.                          MNRAS 92, 207, 1932                                                        
                                                                                                                                  
Smd1875A          Schmidt                              cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Smd1937A          Schmidt                              cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Smf1937A          Smysloff (Poulkova)                  cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Smi1947    SMI5   Smith, L.J.                          Publ. USNO 15, 72, 1947                                                    
                                                                                                                                  
Smk1984           Schmidtke, P.C. & Africano, J.L.     AJ 89, 1371, 1984                                                          
Smk1989    SMK0   Schmidtke, P.C. et al.               AJ 97, 909, 1989                                                           
                                                                                                                                  
Smm1861    SMM0   Simms                                MemRAS 29, 85, 1861                                                        
                                                                                                                                  
Smn1987           Simon, M. et al.                     ApJ 320, 344, 1987                                                         
Smn1992    SMN0   Simon, M. et al.                     ApJ 384, 212, 1992                                                         
Smn1995           Simon, M. et al.                     ApJ 443, 625, 1995                                                         
Smn1996a   SMN0   Simon, M., Holfeltz, S., & Taff, L.  ApJ 469, 890, 1996                                                         
Smn1996b          Simon, M. et al.                     ApJL 456, 41, 1996                                                         
Smn1999    SMN0   Simon, M. et al.                     AJ 117, 1375, 1999                                                         
                                                                                                                                  
Sms1965    SMS0   Sims, K.P.                           Sydney Obs. Papers #50, 1965                                               
                                                                                                                                  
Smt1880A          Smith, A.P.                          cited by Burnham (MNRAS 40, 497, 1880)                                     
Smt1881           Smith, A.P.                          MemRAS 46, 183, 1881                                                       
Smt1884           Smith, A.P.                          MemRAS 48, 195, 1884                                                       
Smt1892    SMT0   Smith, A.P.                          MemRAS 50, 1, 1892                                                         
Smt1906A          Smith, A.P.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Smt1937A          Smith, A.P.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Smw1937    SMW5   Simonov, G.V.                        Publ. Berlin Babelsberg Obs. 11, Pt.5, 1937                                
Smw1948    SMW8   Simonov, G.V.                        Mem. Mt. Stromlo Obs. 2, #9, 1948                                          
Smw1951    SMW8   Simonov, G.V.                        Ann. Bosscha Obs. Lembang 9, Pt.1, 1951                                    
                                                                                                                                  
Smy1833A   SMY0   Smyth, W.H.                          cited by Herschel (MemRAS 5, 13, 1833)                                     
Smy1844    SMY5   Smyth, W.H.                          Cycle of Celestial Objects 2, 1844                                         
Smy1845           Smyth, W.H.                          MNRAS 6, 229, 1845                                                         
Smy1852A          Smyth, W.H.                          cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
Smy1857           Smyth, W.H.                          MNRAS 17, 262, 1857                                                        
Smy1858           Smyth, W.H.                          MNRAS 18, 316, 1858                                                        
Smy1860    SMY5   Smyth, W.H.                          Speculum Hartwellianum, 1860                                               
Smy1860B          Smyth, W.H.                          cited by Jacob (MemRAS 28, 13, 1860)                                       
Smy1874A          Smyth, W.H.                          cited by Burnham (MNRAS 35, 28, 1874)                                      
Smy1875A          Smyth, W.H.                          cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Smy1876A          Smyth, W.H.                          cited by Ward (Wrd1876 = Astr. Reg. 14, 165, 1876)                         
Smy1878A          Smyth, W.H.                          cited by Gledhill (Obs 2, 269, 1878)                                       
Smy1880A          Smyth, W.H.                          cited by Gledhill (Obs 3, 508, 1880)                                       
Smy1880B          Smyth, W.H.                          cited by Burnham (MNRAS 40, 497, 1880)                                     
Smy1906A          Smyth, W.H.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Smy1937A          Smyth, W.H.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Snb1908           Schoenberg                           AN 178, 189, 1908                                                          
                                                                                                                                  
Snd1977           Sandmann, W.H.                       AJ 82, 503, 1977                                                           
                                                                                                                                  
Sne1880           Stone, E.J.                          Radcliffe Obs. 38, 69, 1880                                                
Sne1881           Stone, E.J.                          Radcliffe Obs. 39, 77, 1881                                                
Sne1887           Stone, E.J.                          Radcliffe Obs. 45, 109, 1887                                               
Sne1888           Stone, E.J.                          Radcliffe Obs. 46, 90, 1888                                                
Sne1889           Stone, E.J.                          Radcliffe Obs. 46, 227, 1889                                               
Sne1890           Stone, E.J. & Rambaut, A.A.          Radcliffe Obs. 47, 115, 1890                                               
Sne1891           Stone, E.J. & Rambaut, A.A.          Radcliffe Obs. 47, 236, 1891                                               
                                                                                                                                  
Sng1906A          Sang                                 cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Snk2000    SNK0   Stanke, T. & Zinnecker, H.           IAU Symp 200, 38, 2000                                                     
                                                                                                                                  
SNP1983    SNP0   Schnell, A. & Purgathofer, A.        A&A 122, 325, 1983                                                         
                                                                                                                                  
Snt1954    SNT5   Sinton, W.M.                         AJ 59, 369, 1954                                                           
                                                                                                                                  
Sod1999           Soderhjelm, S.                       A&A 341, 121, 1999                                                         
                                                                                                                                  
Sok1960           Sokolova, E.A.                       Inf. Circ. 22, 1960                                                        
                                                                                                                                  
Sol1898a   SOL5   Sola, J. Comas                       AN 146, 309, 1898                                                          
Sol1898b   SOL5   Sola, J. Comas                       AN 148, 1, 1898                                                            
Sol1899    SOL5   Sola, J. Comas                       AN 149, 193, 1899                                                          
Sol1900    SOL5   Sola, J. Comas                       AN 154, 149, 1900                                                          
Sol1906A          Sola, J. Comas                       cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
SOR2000    SOR0   Barnaby, D. et al.                   AJ 119, 378, 2000                                                          
                                                                                                                                  
Sou1897    SOU0   Soule, S.B.                          AJ 18, 12, 1897                                                            
                                                                                                                                  
Sow2001    SOW0   Sowell, J.R. et al.                  AJ 122, 1989, 2001                                                         
                                                                                                                                  
Soz2003           Scholz, R.-D. et al.                 A&A 398, L29, 2003                                                         
                                                                                                                                  
Sp_1876           Schiaparelli, J.V.                   AN 87, 133, #2073, 1876                                                    
Sp_1888    SP 0   Schiaparelli, G.                     Publ. Brera Milan #33, 1888                                                
Sp_1906A          Schiaperelli, G.                     cited by Lewis (MemRAS 56, 1, 1906)                                        
Sp_1909    SP 0   Schiaparelli, G.                     Publ. Brera Milan #46, 1909                                                
Sp_1932A          Schiaparelli, G.                     cited in ADS (Aitken Double Star Cat., 1932)                               
Sp_1937A          Schiaparelli, G.                     cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Sph2001           Stephens, D.C. et al.                ApJ 556, L97, 2001                                                         
                                                                                                                                  
Spn2006           Spangle, M.                          Webb Soc., Double Star Circ. 14, 2006                                      
                                                                                                                                  
Spo1878A          Sporer                               cited by Gledhill (Obs. 2, 146, 1878)                                      
Spo1878B          Sporer                               cited by Gledhill (Obs. 2, 183, 1878)                                      
Spo1878C          Sporer                               cited by Gledhill (Obs. 2, 239, 1878)                                      
Spo1878D          Sporer                               cited by Gledhill (Obs. 2, 269, 1878)                                      
Spo1879A          Sporer                               cited by Gledhill (Obs. 2, 380, 1879)                                      
Spo1879B          Sporer                               cited by Gledhill (Obs. 3, 245, 1879)                                      
Spo1879C          Sporer                               cited by Gledhill (Obs. 2, 344, 1879)                                      
Spo1879D          Sporer                               cited by Gledhill (Obs. 2, 415, 1879)                                      
                                                                                                                                  
Spr        SPR                                         (Sproul Observatory)                                                       
Spr1928    SPR0   Pitman, J.H. & Marriott, R.W.        AJ 38, 81, 1928                                                            
                                                                                                                                  
Srb1968    SRB0   Sternberg Inst.                      Cont. Sternberg Inst. #153, 27, 1968                                       
Srb1969    SRB0   Sternberg Inst.                      Cont. Sternberg Inst. #158, 49, 1969                                       
                                                                                                                                  
SrL1881           Struve, L.                           Bull. Imp. Acad. Sci. St. Petersburg, 27, 1881                             
                                                                                                                                  
SrO1949    SRO0   Struve, O. & Rudkjobing, M.          ApJ 109, 92, 1949                                                          
                                                                                                                                  
Srt2005           Shuart, R.                           JDSO 1, 33, 2005                                                           
                                                                                                                                  
St_1936    ST 5   Stearns, C.L.                        AJ 45, 120, 1936                                                           
St_1939    ST 5   Stearns, C.L.                        AJ 48, 11, 1939                                                            
                                                                                                                                  
Sta1962    STA0   Starikova, G.A.                      Cont. Sternberg Inst. #124, 28, 1962                                       
Sta1964    STA0   Starikova, G.A.                      Cont. Sternberg Inst. #130, 22, 1964                                       
Sta1965a   STA0   Starikova, G.A.                      Cont. Sternberg Inst. #139, 11, 1965                                       
Sta1965b   STA0   Starikova, G.A.                      Cont. Sternberg Inst. #143, 41, 1965                                       
Sta1972           Starikova, G.A.                      Astron. Tsirk. #684, 1972                                                  
Sta1973    STA0   Starikova, G.A.                      Cont. Sternberg Inst. #182, 18, 1973                                       
Sta1976a          Starikova, G.A.                      Sbst. Sternb. Inst. Moscow #195, 1976                                      
Sta1976b          Starikova, G.A.                      Astron. Tsirk. #922, 6, 1976                                               
Sta1976c          Starikova, G.A.                      Trud. Astron. Inst. Sternberg 47, 96, 1976                                 
Sta1977a          Starikova, G.A.                      Astron. Tsirk. #961, 7, 1977                                               
Sta1977b          Starikova, G.A.                      Soobchen. Gos. Astr. Inst. Sternberg #199, 12, 1977                        
Sta1978a          Starikova, G.A.                      SvAL 4, 52, 1978   (Pisma Astron. Zhur. 4, 99, 1978)                       
Sta1978b          Starikova, G.A.                      SvAL 4, 296, 1978  (Pisma Astron. Zhur. 4, 552, 1978)                      
Sta1978c          Starikova, G.A.                      Astron. Tsirk. #1002, 3, 1978                                              
Sta1980a          Starikova, G.A.                      SvAL 6, 130, 1980  (Pisma Astron. Zhur. 6, 239, 1980)                      
Sta1980b          Starikova, G.A.                      Astron. Tsirk. #1097, 5, 1980                                              
Sta1981a          Starikova, G.A.                      SvAL 7, 130, 1981                                                          
Sta1981b          Starikova, G.A. & Tokovinin, A.A.    SvAL 7, 384, 1981  (Pisma Astron. Zhur. 7, 692, 1981)                      
Sta1982a   STA0   Starikova, G.A.                      Astron. Tsirk. #1249, 4, 1982                                              
Sta1982b          Starikova, G.A.                      SvAL 8, 166, 1982  (Pisma Astron. Zhur. 8, 306, 1982)                      
Sta1983           Starikova, G.A.                      SvAL 9, 189, 1983  (Pisma Astron. Zhur. 9, 358, 1983)                      
Sta1984           Starikova, G.A.                      Astron. Tsirk. #1325, 4, 1984                                              
Sta1985           Starikova, G.A.                      Trud. Astron. Inst. Sternberg 57, 243, 1985                                
                                                                                                                                  
Stb1907           Stebbins, J.                         Univ. Illinois , Studies, II, #5, 1907                                     
                                                         Visual measures with polarizing photometer attached                      
                                                         to the 12-inch refractor at the Univ. of Illinois.                       
                                                                                                                                  
Stc1984           Stickland, D.J. & Weatherby, J.      A&AS 57, 55, 1984                                                          
                                                                                                                                  
Ste9999    STE9   Stephenson, B.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
STFA                                                   (F. Struve DD - Appendix list #1)                                          
STFB                                                   (F. Struve DD - Appendix list #2)                                          
StF1833A   STF0   Struve, F.G.W.                       cited by Herschel (MemRAS 5, 13, 1833)                                     
StF1833B          Struve, F.G.W.                       cited by Bessel (AN 10, 389, 1833)                                         
StF1837    STF0   Struve, F.G.W.                       Mensurae Micrometricae Petropoli, 1837                                     
StF1844A          Struve, F.G.W.                       cited by Smyth (Cycle of Celestial Objects 2, 1844)                        
StF1852A          Struve, F.G.W.                       cited by Bishop (Bishop Obs. Astron. Observations 1852)                    
StF1862A          Struve, F.G.W.                       cited by Auwers (AN 59, 1, 1862)                                           
StF1865A          Struve, F.G.W.                       cited by Engelmann (AN 64, 81, #1518, 1865)                                
StF1875A          Struve, F.G.W.                       cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
StF1878    STF5   Struve, F.G.W.                       Pulkova Observations 9, 1878                                               
StF1878B          Struve, F.G.W.                       cited by Gledhill (Obs 2, 239, 1878)                                       
StF1880A          Struve, F.G.W.                       cited by Gledhill (Obs 3, 535, 1880)                                       
StF1906A          Struve, F.G.W.                       cited in BDS (Burnham Double Star Cat.), 1906                              
StF1906B          Struve, F.G.W.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
StF1922A          Struve, F.G.W.                       cited by Rabe (AN 216, 49, 1922)                                           
StF1932A          Struve, F.G.W.                       cited in ADS (Aitken Double Star Cat.), 1932                               
StF9999    STF9   Struve, F.G.W.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
StG1932A   STG5   Struve, G.                           cited in ADS (Aitken Double Star Cat.), 1932                               
StG1962a   STG5   Struve, G.                           Publ. Berlin Babelsberg Obs. 14, Pt.1, 1962                                
StG1962b   STG5   Struve, G.                           Publ. Berlin Babelsberg Obs. 14, Pt.2, 1962                                
StG1963    STG5   Struve, G.                           Publ. Berlin Babelsberg Obs. 14, Pt.3, 1963                                
                                                                                                                                  
StH1901    STH0   Struve, H.                           Pulkova Publ. Ser.2, 12, 1901                                              
StH1906A   STH9   Struve, H.                           cited in BDS (Burnham Double Star Cat.), 1906                              
StH1906B          Struve, H.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
StH1911a   STH5   Struve, H.                           Beob. Sternw. Koenigsberg 43, 31, 1911                                     
StH1911b   STH5   Struve, H.                           Sitz. Berlin Acad. 41, 1911                                                
StH1913A          Struve, H.                           cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
StH1932A   STH9   Struve, H.                           cited in ADS (Aitken Double Star Cat.), 1932                               
StH1962    STH0   Struve, H.                           Publ. Berlin Babelsberg Obs. 14, Pt.1, 1962                                
                                                                                                                                  
Sti1932A   STI9   Stein, J.                            cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Stk1939           von Schrutka, G.                     AN 268, 229, 1939                                                          
                                                                                                                                  
Stl1987           Stecklum, B.                         AJ 94, 201, 1987                                                           
Stl1991           Guhl, K. & Stecklum, B.              AN 312, 315, 1991                                                          
Stl1995    STL0   Stecklum, B. et al.                  A&A 296, 463-466, 1995                                                     
                                                                                                                                  
Stm1993    STM0   Stauffer, M.T.                       Double Star Observer, 1, #1, 1993                                          
                                                                                                                                  
Stn1877    STN0   Stone, O.                            Publ. Cincinnati Obs. #3, 1877                                             
Stn1878    STN5   Stone, O.                            Publ. Cincinnati Obs. #4, 1878                                             
Stn1879    STN5   Stone, O.                            Publ. Cincinnati Obs. #5, 1879                                             
Stn1880A          Stone, O.                            cited by Gledhill (Obs 3, 314, 1880)                                       
Stn1882    STN6   Stone, O.                            Publ. Cincinnati Obs. #6, 1882                                             
Stn1890    STN6   Stone, O.                            Publ. Cincinnati Obs. #10, 1890                                            
Stn1906A          Stone, O.                            cited by Lewis (MemRAS 56, 1, 1906)                                        
Stn1932A   STN9   Stone, O.                            cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Sto1910    STO0   Storey, J.                           MNRAS 70, 466, 1910                                                        
Sto1911    STO0   Storey, J.                           MNRAS 71, 479, 1911                                                        
Sto1921    STO0   Storey, J.                           MNRAS 81, 567, 1921                                                        
Sto1932A          Storey, J.                           cited in ADS (Aitken Double Star Cat.), 1932                               
                                                                                                                                  
Stp1998    STP0   Stapelfeldt, K.R. et al.             ApJ 502, L65, 1998                                                         
                                                                                                                                  
Str1937           Strand, K.A.                         Ann. Sterrew. Leiden 18, 1937                                              
Str1937b          Strand, K.A.                         BAN 8, 305, 1937                                                           
Str1939    STR5   Strand, K.A.                         BAN 8, 339,349, 1939                                                       
Str1943           Strand, K.A.                         PASP 55, 26, 1943                                                          
Str1946    STR8   Strand, K.A.                         AJ 52, 1, 1946                                                             
Str1951           Strand, K.A.                         ApJ 113, 1, 1951                                                           
Str1952           Strand, K.A.                         AJ 57, 97, 1952                                                            
Str1955           Strand, K.A.                         AJ 60, 42, 1955                                                            
Str1959           Strand, K.A.                         AJ 64, 346, 1959                                                           
Str1969a          Strand, K.A.                         AJ 74, 760, 1969                                                           
Str1969b          Strand, K.A.                         Pub. USNO 18, Pt. 5, 1969                                                  
                                                         Visual estimates of plates taken at the Dearborn,                        
                                                         Lowell, Naval, Sproul, and Yerkes Observatories.                         
Str1976           Strand, K.A., et al.                 BAAS 8, 506, 1976                                                          
Str1977           Strand, K.A.                         AJ 82, 745, 1977                                                           
Str1997           Strand, K.A. & Kallarakal, V.V.      AJ 113, 1884, 1997                                                         
                                                                                                                                  
STTA                                                   (O. Struve DD - Appendix list)                                             
Stt1866           Struve, O.                           Bull. Imp. Acad. Sci. St. Petersburg, 1866                                 
Stt1874           Struve, O.                           Compte Rendus 79, 1467, 1874                                               
Stt1875           Struve, O.                           MNRAS 35, 367, 1875                                                        
Stt1878    STT0   Struve, O.                           Pulkova Observations  9, 1878                                              
Stt1879A          Struve, O.                           cited by Gledhill (Obs 2, 304, 1879)                                       
Stt1879B          Struve, O.                           cited by Gledhill (Obs 3, 245, 1879)                                       
Stt1879C          Struve, O.                           cited by Gledhill (Obs 2, 344, 1879)                                       
Stt1880A          Struve, O.                           cited by Hunt (Obs. 2, 605, 1880)                                          
Stt1880B          Struve, O.                           cited by Gledhill (Obs 3, 535, 1880)                                       
Stt1880C          Struve, O.                           cited by Burnham (MNRAS 40, 497, 1880)                                     
Stt1893    STT0   Struve, O.                           Pulkova Observations 10, 1893                                              
Stt1906A          Struve, O.                           cited by Lewis (MemRAS 56, 1, 1906)                                        
Stt1906B          Struve, O.                           cited in BDS (Burnham Double Star Cat., 1906)                              
Stt1913A          Struve, O.                           cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Stt1914A          Struve, O.                           cited by Rabe (AN 198, 107, 1914)                                          
Stt1932A          Struve, O.                           cited in ADS (Aitken Double Star Cat., 1932)                               
                                                                                                                                  
Stu1984           Sturdy, K.                           Webb Soc., Double Star Circ. 3, 1984, part 2                               
Stu1986    STU0   Sturdy, K.                           Webb Society Handbook (2nd ed), 1986                                       
Stu1989    STU0   Sturdy, K.                           Webb Soc., Double Star Circ. 4, 1989                                       
Stu1992    STU0   Sturdy, K.                           Webb Soc., Double Star Circ. 5, 1992                                       
Stu1994    STU0   Sturdy, K.                           Webb Soc., Double Star Circ. 6, 1994                                       
                                                                                                                                  
Stv1931    STV5   Steavenson, W.H.                     J. British Astron. Assoc. 41, 241, 1931                                    
                                                                                                                                  
Sul1984           Soulie, E.J.                         Inf. Circ. 94, 1984                                                        
Sul1986           Soulie, E.J.                         A&A 164, 408, 1986                                                         
                                                                                                                                  
Sum1971    SUM0   Sumzina, N.K.                        Izvestiya Pulkova #189-90, 194, 1971                                       
                                                                                                                                  
SVV2003           Smith, V.V. et al.                   ApJ 599, L107, 2003                                                        
                                                                                                                                  
Swi        SWI    Swift, L.                            (from additional DD list)                                                  
                                                                                                                                  
SWr1972           Stock, J. & Wroblewski, H.           A&A 18, 341, 1972                                                          
                                                                                                                                  
Swz1896    SWZ1   Schwarschild, K.                     AN 139, 353, 1896                                                          
                                                                                                                                  
Sym1936    SYM8   Symms, L.S.T.                        Greenwich Observations, B79, 1936                                          
Sym1937    SYM8   Symms, L.S.T.                        Greenwich Observations, B1, 1937                                           
Sym1939    SYM8   Symms, L.S.T.                        Greenwich Observations, B1, 1939                                           
Sym1961    SYM8   Symms, L.S.T.                        R. Obs. Bull. Ser.E, #38, 1961                                             
Sym1964a   SYM8   Symms, L.S.T.                        R. Obs. Bull. #88, 1964                                                    
Sym1964b          Symms, L.S.T.                        Inf. Circ. 33, 1964                                                        
                                                                                                                                  
SyO1927A   SYD9   Sydney Obs.                          cited in SDS (Southern Double Star Cat.), 1927                             
                                                                                                                                  
SzR1977    SZR0   Schwartz, R.D.                       ApJS 35, 161, 1977                                                         
                                                                                                                                  
Szk1936    SZK5   Szkalnitsky, P.                      AN 258, 379, 1936                                                          
                                                                                                                                  
Tal1868    TAL5   Talmadge, C.G.                       Barclay Obs. 2, 1868                                                       
Tal1873    TAL5   Talmadge, C.G.                       Barclay Obs. 3, 1873                                                       
Tal1875A          Talmadge, C.G.                       cited by Doberck, 1875  (see Dob1875b, Dob1875f, Dob1875g, Dob1875h)       
Tal1878    TAL5   Talmadge, C.G.                       Barclay Obs. 4, 1878                                                       
Tal1906A          Talmadge, C.G.                       cited by Lewis (MemRAS 56, 1, 1906)                                        
Tal1937A          Talmadge, C.G.                       cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Tam1999    TAM0   Tamazian, V.S., Docobo, & Melikian   ApJ 513, 933, 1999                                                         
Tam2000    TAM0   Tamazian, V.S. et al.                A&A 363, 1019, 2000                                                        
Tam2002           Tamazian, V.S. et al.                ApJ 578, 925, 2002                                                         
Tam2003           Tamazian, V.S.                       Inf. Circ. 150, 2003                                                       
Tam2004           Tamazian, V.S.                       AJ 127, 2378, 2004                                                         
Tam2005           Tamazian, V.S. et al.                AJ 130, 2847, 2005                                                         
Tam2006           Tamazian, V.S. & Docobo, J.A.        AJ 131, 2681, 2006                                                         
                                                                                                                                  
Tan1938           Tannenbaum, B.                       Union Obs. Circ. 4, 463, 1938                                              
Tan1948    TAN5   Tannenbaum, B.                       Union Obs. Circ. 5, 193, 1948                                              
                                                                                                                                  
Tar1886           Tarrant, K.J.                        Obs. 9, 308, 1886                                                          
Tar1888    TAR5   Tarrant, K.J.                        AN 120, 145, 1888                                                          
Tar1889    TAR5   Tarrant, K.J.                        AN 121, 273, 1889                                                          
Tar1890    TAR5   Tarrant, K.J.                        AN 125, 225, 1890                                                          
Tar1893    TAR5   Tarrant, K.J.                        AN 133, 273, 1893                                                          
Tar1906A          Tarrant, K.J.                        cited by Lewis (MemRAS 56, 1, 1906)                                        
Tar1937A          Tarrant, K.J.                        cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Tay        TAY    Taylor, P.H.                         (from additional DD list)                                                  
                                                                                                                                  
Tb_1885    TB 5   Tebbutt, J.                          MNRAS 46, 50, 1885                                                         
Tb_1888           Tebbutt, J.                          Obs. 11, 136, 1888 (data also in Tb_1889)                                  
Tb_1889    TB 5   Tebbutt, J.                          MNRAS 50, 23, 1889                                                         
Tb_1891    TB 5   Tebbutt, J.                          MNRAS 51, 331, 1891                                                        
Tb_1892    TB 5   Tebbutt, J.                          MNRAS 52, 386, 1892                                                        
Tb_1893a   TB 6   Tebbutt, J.                          MNRAS 53, 369, 1893                                                        
Tb_1893b   TB 6   Tebbutt, J.                          MNRAS 54, 123, 1893                                                        
Tb_1895    TB 6   Tebbutt, J.                          MNRAS 55, 308, 1895                                                        
Tb_1896    TB 6   Tebbutt, J.                          MNRAS 56, 353, 1896                                                        
Tb_1897    TB 6   Tebbutt, J.                          MNRAS 57, 584, 1897                                                        
Tb_1901    TB 6   Tebbutt, J.                          MNRAS 61, 501, 1901                                                        
Tb_1902    TB 6   Tebbutt, J.                          MNRAS 62, 485, 1902                                                        
Tb_1903    TB 6   Tebbutt, J.                          MNRAS 64, 58, 1903                                                         
Tb_1906    TB 6   Tebbutt, J.                          MNRAS 66, 547, 1906                                                        
Tb_1908    TB 6   Tebbutt, J.                          MNRAS 68, 396, 1908                                                        
Tb_1910    TB 7   Tebbutt, J.                          MNRAS 70, 655, 1910                                                        
Tb_1912    TB 7   Tebbutt, J.                          MNRAS 72, 563, 1912                                                        
Tb_1915    TB 7   Tebbutt, J.                          MNRAS 76, 36, 1915                                                         
Tb_1937A          Tebbutt, J.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
Tb_9999    TB 9   Tebbutt, J.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Tch1924    TCH5   Tchen Yong Liang                     AJ 36, 67, 1924                                                            
Tch1926    TCH0   Tchen Yong Liang                     AJ 37, 47, 1926                                                            
                                                                                                                                  
TDS        TDS    Tycho Double Star                    (from additional DD list)                                                  
TDT        TDT    Tycho Double Star                    (from additional DD list)                                                  
                                                                                                                                  
Tea2001    TEA0   Teague, E.T.H.                       Double Star Observer, 7, #4, 2001                                          
Tea2002           Teague, E.T.H.                       Webb Soc., Double Star Circ. 10, 2002                                      
                                                                                                                                  
Tem1937A          Temple Obs.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Ter2001           Terebey, S. et al.                   ASP Conf. Ser. 243, 243, 2001                                              
                                                                                                                                  
Tgy1993    TGY0   Tanguay, R.C.                        Double Star Observer, 1, #2, 1993                                          
Tgy1998    TGY0   Tanguay, R.C.                        Double Star Observer, 4, #4, 1998                                          
Tgy2002a          Tanguay, R.C.                        Double Star Observer, 8, #2, 2002                                          
Tgy2002b          Tanguay, R.C.                        Double Star Observer, 8, #3, 2002                                          
Tgy2002c          Tanguay, R.C.                        Double Star Observer, 8, #4, 2002                                          
                                                                                                                                  
Thb1995a   THB0   Thiebaut, F. et al.                  A&A 303, 795, 1995                                                         
Thb1995b   THB0   Thiebaut, F. et al.                  A&A 304, L17, 1995                                                         
                                                                                                                                  
The1970    THE0   The, P.S.                            A&AS 1, 357, 1970                                                          
The1975    THE0   The, P.S.                            A&AS 21, 51, 1975                                                          
                                                                                                                                  
Thi1859           Thiele, H.                           AN 50, 353, #1199, 1859                                                    
Thi1896A          Thiele, H.                           cited by See (Evolution of Stellar Systems, v1, 1895)                      
Thi1903    THI0   Thiele, H.                           AN 160, 353, #3837, 1903                                                   
Thi1908    THI0   Thiele, H.                           AN 176, 381, 1908                                                          
                                                                                                                                  
Thk1998    THK0   Thorkildson, R.                      Double Star Observer, 4, #4, 1998                                          
Thk2000    THK0   Thorkildson, R.                      Double Star Observer, 6, #2, 2000                                          
                                                                                                                                  
Thm1940    THM5   Thomsen, I.L.                        Carter Obs. Bull. Nos.3,4,5,6,7,8, 1940                                    
Thm1965    THM5   Thomsen, I.L.                        Southern Stars 21, 81, 1965                                                
                                                                                                                                  
Tho1849    THO0   Thompson                             Durham Univ. Obs. Results, 1849                                            
                                                                                                                                  
Thr1990a          Thorel, J.-C.                        Obs. et Travaux 22, 59, 1990 (all data also in Thr1996)                    
Thr1990b          Thorel, J.-C.                        Obs. et Travaux 24, 26, 1990 (most data also in Thr1996)                   
Thr1991a          Thorel, J.-C.                        Obs. et Travaux 27, 28, 1991 (all data also in Thr1996)                    
Thr1991b          Thorel, J.-C.                        Obs. et Travaux 28, 37, 1991 (all data also in Thr1996)                    
Thr1992           Thorel, J.-C.                        Inf. Circ. 118, 1992                                                       
Thr1992b          Thorel, J.-C.                        Obs. et Travaux 29, 39, 1992 (all data also in Thr1996)                    
Thr1993a          Thorel, J.-C.                        Obs. et Travaux 34, 35, 1993  (all data are also in Thr1996)               
Thr1993b          Thorel, J.-C.                        Obs. et Travaux 36, 27, 1993  (all data are also in Thr1996)               
Thr1994           Thorel, J.-C.                        Obs. et Travaux 40, 31, 1994  (all data are also in Thr1996)               
Thr1996    JCT0   Thorel, J.-C.                        A&AS 115, 59, 1996 (some of these data are also in                         
                                                           Obs. et Travaux 18, 32, 1989; 19, 7, 1989; and 21, 32, 1990)           
Thr1996b          Thorel, J.-C.                        Obs. et Travaux 45, 17, 1996  (all data are also in Thr1996)               
Thr1998    JCT0   Thorel, J.-C.                        A&AS 132, 29, 1998                                                         
Thr2000    JCT0   Thorel, J.-C.                        A&AS 147, 251, 2000                                                        
Thr2002a          Thorel, J.-C. & Thorel, Y.           Obs. et Travaux 55, 5, 2002 (most data also in earlier Thorel papers)      
Thr2002b          Thorel, J.-C. & Thorel, Y.           Obs. et Travaux 55, 9, 2002 (all data also in earlier Thorel papers)       
Thr2004           Thorel, J.-C. & Thorel, Y.           Obs. et Travaux 58, 12, 2004                                               
                                                                                                                                  
Ths1961    THS8   Thomas, D.V.                         R. Obs. Bull. Ser E, #38, 1961                                             
                                                                                                                                  
Tid1906A          Tidblom                              cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Tis1878A          Tisserand                            cited by Flammarion ("Cat. des Etoiles Doubles", 1878)                     
                                                                                                                                  
TkA1966    TKA0   Tel'nyuk-Adamchuk, V.V.              Kiev Univ. Ser. Astron. #7, 119, 1966                                      
                                                                                                                                  
Tkn2004           Tokunga, A.T. et al.                 AJ 127, 444, 2004                                                          
                                                                                                                                  
Tlf2002           Tollefsen, M.                        Webb Soc., Double Star Circ. 10, 2002                                      
Tlf2003           Tollefsen, M.                        Webb Soc., Double Star Circ. 11, 2003                                      
Tlf2004           Tollefsen, M.                        Webb Soc., Double Star Circ. 12, 2004                                      
Tlf2005           Tollefsen, M.                        Webb Soc., Double Star Circ. 13, 2005                                      
                                                                                                                                  
TMA2003           2MASS Catalog                        2MASS Point Src Cat., 2003 all-sky release                                 
                                                       (http://pegasus.phast.umass.edu/)                                          
                                                                                                                                  
Tng1979    TNG0   Tango, W.J. et al.                   Proc. Astron. Soc. Australia 3, 323, 1979                                  
Tng2006           Tango, W.J. et al.                   MNRAS in press, 2006                                                       
                                                                                                                                  
Tob1997    TOB0   Tobal, T.                            Obs. et Travaux 52, 67, 1997                                               
Tob2003           Tobal, T.                            OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003      
Tob2005a          Tobal, T.                            Webb Soc., Double Star Circ. 13, 2005 (OAG General Cat. Suppl. 1, 2004)    
Tob2005b          Tobal, T.                            Webb Soc., Double Star Circ. 13, 2005 (OAG General Cat. Suppl. 2, 2004)    
Tob2005c          Tobal, T.                            Webb Soc., Double Star Circ. 13, 2005 (OAG General Cat. Suppl. 3, 2004)    
Tob2005d          Tobal, T.                            Webb Soc., Double Star Circ. 13, 2005 (OAG General Cat. Suppl. 4, 2004)    
Tob2005e          Tobal, T.                            Webb Soc., Double Star Circ. 13, 2005 (OAG General Cat. Suppl. 5, 2004)    
Tob2005f          Tobal, T.                            Webb Soc., Double Star Circ. 13, 2005 (OAG General Cat. Suppl. 6, 2004)    
Tob2005g          Tobal, T.                            Webb Soc., Double Star Circ. 13, 2005 (OAG General Cat. Suppl. 7, 2004)    
Tob2005h          Tobal, T.                            OAG General Cat. Suppl. 8, 2005                                            
Tob2005i          Tobal, T.                            OAG General Cat. Suppl. 9, 2005                                            
Tob2005j          Tobal, T. & Martin, I.T.             OAG General Cat. Suppl. 10, 2005                                           
Tob2006a          Tobal, T.                            OAG General Cat. Suppl. 11, 2006                                           
                                                                                                                                  
Tok1979    TOK0   Tokovinin, A.A. et al.               SvAL 5, 229, 1979                                                          
Tok1980    TOK0   Tokovinin, A.A.                      Astronomical Circ. #1097, 3, 1980                                          
Tok1982a   TOK0   Tokovinin, A.A.                      SvAL 8, 22, 1982  (Pisma Astron. Zhur. 8, 43, 1982)                        
Tok1982b   TOK0   Tokovinin, A.A.                      SvAL 8, 99, 1982  (Pisma Astron. Zhur. 8, 187, 1982)                       
Tok1983    TOK0   Tokovinin, A.A.                      SvAL 9, 293, 1983  (Pisma Astron. Zhur. 9, 559, 1983)                      
Tok1984           Tokovinin, A.A.                      SvAL 10, 121, 1984                                                         
Tok1985    TOK0   Tokovinin, A.A.                      A&AS 61, 483, 1985                                                         
Tok1986           Tokovinin, A.A.                      SvAL 12, 201, 1986                                                         
Tok1987a          Tokovinin, A.A.                      SvAL 13, 448, 1987                                                         
Tok1987b          Tokovinin, A.A.                      Inf. Circ. 102, 1987                                                       
Tok1988    TOK0   Tokovinin, A.A. & Ismailov, R.M.     A&AS 72, 563, 1988                                                         
Tok1991           Tokovinin, A.A.                      A&AS 91, 497, 1991                                                         
Tok1993           Tokovinin, A.A.                      SvAL 19, 73, 1993  (Pisma Astron. Zhur. 19, 181, 1993)                     
Tok1994           Tokovinin, A.A.                      Inf. Circ. 123, 1994                                                       
Tok1995    TOK0   Tokovinin, A.A. & Shatskii, N.I.     Pisma Astron. Zhur. 21, 523, 1995                                          
Tok1995b          Tokovinin, A.A.                      Pisma Astron. Zhur. 21, 286, 1995                                          
Tok1999a   TOK1   Tokovinin, A.A. et al.               A&A 346, 481, 1999                                                         
Tok1999b          Tokovinin, A.A.                      SvAL 25, 669, 1999  (Pisma Astron. Zhur. 25, 771, 1999)                    
Tok2000a   TOK1   Tokovinin, A.A. et al.               SvAL 26, 116, 2000                                                         
Tok2000b          Tokovinin, A.A. et al.               SvAL 26, 668, 2000                                                         
Tok2003           Tokovinin, A.A. et al.               A&A 409, 245, 2003                                                         
Tok2005           Tokovinin, A.A. et al.               A&A 441, 695, 2005                                                         
                                                                                                                                  
Tol1964           Tolbert, C.R.                        ApJ 139, 1105, 1964                                                        
                                                         UBV photometry of components of 94 wide binaries                         
                                                         made with the 24-inch reflector of Dyer Obs.                             
                                                                                                                                  
Tom1986           Tomkin, J. & Popper, D.M.            AJ 91, 1428, 1986                                                          
Tom1987           Tomkin, J. et al.                    AJ 93, 1236, 1987                                                          
                                                                                                                                  
Tor        TOR                                         (Torino Observatory)                                                       
Tor1978a   TOR0   Armanelli, Degrosso, & Pannunzio     A&AS 31, 121, 1978                                                         
Tor1978b   TOR0   Degrosso, A. & Pannunzio, R.         A&AS 34, 403, 1978                                                         
Tor1980    TOR0   Pannunzio, R. & Siciliano, F.        A&AS 41, 319, 1980                                                         
Tor1982    TOR0   Pannunzio, R. & Siciliano, F.        A&AS 47, 159, 1982                                                         
Tor1983    TOR0   Pannunzio, R. & Morbidelli, R.       A&AS 51, 63, 1983                                                          
Tor1984    TOR0   Pannunzio, R. & Morbidelli, R.       A&AS 55, 455, 1984                                                         
Tor1985    TOR0   Pannunzio, R. & Morbidelli, R.       A&AS 61, 37, 1985                                                          
Tor1992    TOR0   Pannunzio, R. et al.                 A&AS 96, 143, 1992                                                         
                                                                                                                                  
Tp_1921    TP 5   Tapia, N.                            Publ. La Plata Obs. 6, 15, 1921                                            
                                                                                                                                  
Tra1999           Trajkovska, V., Popovic, & Pavlovic  Serbian AJ 159, 53, 1999                                                   
                                                                                                                                  
Trn1999    TRN0   Turner, N. et al.                    PASP 111, 556, 1999                                                        
Trn2001    TRN0   Turner, N. et al.                    AJ 121, 3254, 2001                                                         
                                                                                                                                  
Tro1911    TRO0   Trousset, J.                         Bull. Astronomique 28, 89, 1911                                            
                                                                                                                                  
Trr1985a   TRR0   Torres, G.                           A&AS 59, 449, 1985                                                         
Trr1985b          Torres, G.                           A&AS 62, 191, 1985                                                         
Trr1986    TRR0   Torres, G.                           A&AS 64, 105, 1986                                                         
Trr1988a          Torres, G.                           A&AS 72, 209, 1988                                                         
Trr1988b   TRR0   Torres, G.                           Ap&SS 147, 257, 1988                                                       
Trr1995a          Torres, G.                           PASP 107, 524, 1995                                                        
Trr1995b          Torres, G. et al.                    ApJ 452, 870, 1995                                                         
Trr1997a          Torres, G. et al.                    ApJ 474, 256, 1997                                                         
Trr1997b          Torres, G. et al.                    ApJ 479, 268, 1997                                                         
Trr1997c          Torres, G. et al.                    ApJ 485, 167, 1997                                                         
Trr1999    TRR0   Torres, G. et al.                    AJ 117, 562, 1999                                                          
Trr2002           Torres, G. et al.                    AJ 124, 1716, 2002                                                         
Trr2006           Torres, G.                           AJ 131, 1022, 2006                                                         
                                                                                                                                  
Tru1932A   TRU    Trumpler, R.                         cited in ADS (Aitken Double Star Cat., 1932)                               
                                                                                                                                  
Tsc9999    TSC9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Tsh9999    TSH9   Tscherny, S.D.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
TtB1996b          ten Brummelaar, T.A. et al.          AJ 112, 1180, 1996                                                         
TtB2000    TTB0   ten Brummelaar, T.A. et al.          AJ 119, 2403, 2000                                                         
                                                                                                                                  
Tuc1893    TUC0   Tucker, R.H.                         PASP 5, 177, 1893                                                          
                                                                                                                                  
Tur1894    TUR0   Turner, H.                           MNRAS 54, 314, 1894                                                        
                                                                                                                                  
TWA               TW Hydra Association                 (from additional DD list)                                                  
                                                                                                                                  
TYC1997           Tycho                                Hipparcos and Tycho Cats., ESA SP-1200, 1997                               
                                                          - Vt and Bt photometry (vol 10)                                         
TYC2000a   TYC0   Hog, E. et al.                       Tycho-2 Cat., A&A 357, 367, 2000                                           
TYC2000b   TYC0   Hog, E. et al.                       Tycho-2 Cat., A&A 357, 367, 2000                                           
                                                          - not indicated as double in Tycho-2                                    
TYC2000c   TYC0   Hog, E. et al.                       Tycho-2 Cat., A&A 357, 367, 2000                                           
                                                          - one component indicated as single in Tycho-2                          
TYC2002    TYC0   Fabricius, C. et al.                 A&A 384, 180-189, 2002                                                     
                                                          - re-reduction of Tycho data                                            
                                                                                                                                  
Upd1887    UPD0   Updegraff, M.                        Publ. Washburn Obs. 5, 1887                                                
                                                                                                                                  
UPR                                                    (University of Puerto Rico at Humacao)                                     
UPR2003           Muller, R.J. et al.                  Double Star Observer 9, #2, 4, 2003                                        
UPR2004           Muller, R.J. et al.                  List of measures provided at AAS Atlanta (1/2004) to poster 84.07          
UPR2006           Muller, R.J. et al.                  List of measures provided at AAS Washington (1/2006) to poster 11.06       
                                                                                                                                  
Upt1877    UPT5   Upton, W.                            Publ. Cincinnati Obs. #3, 1877                                             
Upt1878    UPT5   Upton, W.                            Publ. Cincinnati Obs. #4, 1878                                             
                                                                                                                                  
Urb1938    URB5   Urban, K.                            AN 266, 197, 1938                                                          
                                                                                                                                  
USA2005           Clark, R. Kent                       JDSO 1, 44, 2005                                                           
                                                       (Univ. of South Alabama student projects by                                
                                                       J. Guidry, J. Cunningham, J. Pearce, T. Scarborough)                       
                                                                                                                                  
USN        USN                                         (U.S. Naval Observatory)                                                   
USN1929           Watts, C.B.                          Publ. USNO 12, 236, 1929                                                   
USN1963    USN5   Franz, O.G. et al.                   Publ. USNO 18, Pt.1, 1963                                                  
USN1969    USN5   Kallarakal, V.V. et al.              Publ. USNO 18, Pt.7, 1969                                                  
USN1970    USN5   Riddle, R.K.                         Publ. USNO 20, Pt.3A, 1970                                                 
USN1972           Routley, P.M.                        Publ. USNO 20, Pt.6, 1972                                                  
USN1974    USN5   Josties, F.J. et al.                 Publ. USNO 22, Pt.6, 1974                                                  
USN1975           Harrington, R.S. et al.              Publ. USNO 24, Pt.1, 1975                                                  
USN1976           Dahn, C.C. et al.                    Publ. USNO 24, Pt.3, 1976                                                  
USN1978    USN6   Josties, F.J. et al.                 Publ. USNO 24, Pt.5, 1978                                                  
USN1982           Dahn, C.C. et al.                    AJ 87, 419, 1982                                                           
USN1984    USN6   Josties, F.J. & Harrington, R.S.     ApJS 54, 103, 1984                                                         
USN1985           Harrington, R.S. et al.              AJ 90, 123, 1985                                                           
USN1988a   USN6   Dahn, C.C. et al.                    AJ 95, 237, 1988                                                           
USN1988b   USN6   Geyer,D., Harrington,R., & Worley,C. AJ 95, 1841, 1988                                                          
USN1993           Harrington, R.S. et al.              AJ 105, 1571, 1993                                                         
USN2000    USN0   Monet, D.G. et al.                   AJ 120, 1541, 2000                                                         
USN9999a          Hartkopf, W.I. et al.                Unpublished measures extracted from USNO-A2 catalog                        
                                                       (coordinates, differential astrometry, B and R photometry)                 
USN9999c          Hartkopf, W.I. et al.                Unpublished measures extracted from UCAC1 catalog                          
                                                       (coordinates, differential astrometry, ~V photometry)                      
USN9999d          Hartkopf, W.I. et al.                Unpublished measures extracted from GSC2 catalog                           
                                                       (coordinates, differential astrometry, B and R photometry)                 
                                                                                                                                  
vAb1957           van Albada, G.B.                     Cont. Bosscha Obs. #5, 1957                                                
                                                                                                                                  
vAd1978    VAD0   van Albada-van Dien, E.              A&AS 31, 353, 1978                                                         
vAd1983    VAD0   van Albada-van Dien, E.              A&AS 52, 193, 1983                                                         
vAd1985    VAD0   van Albada-van Dien, E.              A&AS 60, 315, 1985                                                         
vAd1987    VAD0   van Albada-van Dien, E.              A&AS 68, 117, 1987                                                         
                                                                                                                                  
Val1968    VAL0   Valbousquet, A.                      J. Obs. 51, 21, 1968                                                       
Val1980a          Valbousquet, A.                      Inf. Circ. 80, 1980                                                        
Val1980b          Valbousquet, A.                      Inf. Circ. 82, 1980                                                        
Val1980c   VAL0   Valbousquet, A.                      A&AS 40, 347, 1980                                                         
Val1980d          Valbousquet, A.                      A&AS 41, 295, 1980                                                         
Val1981a          Valbousquet, A.                      A&AS 43, 23, 1981                                                          
Val1981b          Valbousquet, A.                      A&AS 45, 181, 1981                                                         
Val1981c          Valbousquet, A.                      A&AS 46, 181, 1981                                                         
Val1981d          Valbousquet, A.                      Inf. Circ. 83, 1981                                                        
Val1981e          Valbousquet, A.                      Inf. Circ. 84, 1981                                                        
                                                                                                                                  
vAn1933           van Arnam, R.N.                      AJ 43, 59, 1933                                                            
                                                                                                                                  
Var1943a          Varchon, L.                          Ann. Obs. Besancon New Ser. 3, 2, 1943                                     
Var1943b          Varchon, L.                          Ann. Obs. Besancon New Ser. 3, 7, 1943                                     
                                                                                                                                  
Vas2001           Vasundhara, R. et al.                Bull. Astr. Soc. India 29, 577, 2001                                       
                                                                                                                                  
Vat        VAT                                         (Vatican Observatory)                                                      
Vat1926    VAT5   Vatican Obs.                         Astrographic Cat. Appendix 3, 1926, 1930                                   
Vat1939    VAT5   Tibor, M. et al.                     Vatican Obs. Astron. Res. 1, 4, 1939                                       
Vat1945    VAT5   Stein, J. et al.                     Vatican Obs. Astron. Res. 1, 331, 1945                                     
                                                                                                                                  
VBs1904    VBS5   Van Biesbroeck, G.                   Ann. R. Obs. Belgium 9, 1904                                               
VBs1905    VBS1   Van Biesbroeck, G.                   Greenwich Observations, 1905                                               
VBs1906    VBS5   Van Biesbroeck, G.                   AN 172, 33, 1906                                                           
VBs1906B          Van Biesbroeck, G.                   cited by Lewis (MemRAS 56, 1, 1906)                                        
VBs1914    VBS5   Van Biesbroeck, G.                   Ann. R. Obs. Belgium 13, 1914                                              
VBs1916           Van Biesbroeck, G.                   AJ 29, 163, 1916                                                           
VBs1920    VBS5   Van Biesbroeck, G.                   Ann. R. Obs. Belgium 14, 1920                                              
VBs1925           Van Biesbroeck, G.                   MNRAS 85, 478, 1925                                                        
VBs1927a   VBS5   Van Biesbroeck, G.                   Publ. Yerkes Obs. 5, pt. 1, 1927                                           
VBs1927b          Van Biesbroeck, G.                   BAN 3, 259, 1927                                                           
VBs1932A          Van Biesbroeck, G.                   cited in ADS (Aitken Double Star Cat., 1932)                               
VBs1936    VBS5   Van Biesbroeck, G.                   Publ. Yerkes Obs. 8, 47, 1936                                              
VBs1940           Van Biesbroeck, G.                   AJ 48, 169, 1940                                                           
VBs1944    VBS5   Van Biesbroeck, G.                   PASP 56, 123, 1944                                                         
VBs1944b          Van Biesbroeck, G.                   AJ 51, 61, 1944                                                            
VBs1954    VBS8   Van Biesbroeck, G.                   Publ. Yerkes Obs. 8, pt. 6, 1954                                           
VBs1960    VBS8   Van Biesbroeck, G.                   Publ. Yerkes Obs. 9, pt. 2, 1960                                           
VBs1961           Van Biesbroeck, G.                   AJ 66, 528, 1961                                                           
VBs1965    VBS8   Van Biesbroeck, G.                   Comm. Lunar Plan. Lab. 3, #51, 1965                                        
VBs1972           Van Biesbroeck, G.                   AJ 77, 679, 1972                                                           
VBs1975    VBS8   Van Biesbroeck, G.                   ApJS 28, 413, 1975                                                         
VBs9999    VBS9   Van Biesbroeck, G.                   Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Vdk1909    VDK4   Vanderdonck, J.                      Journal Astronomique #1, 1909                                              
Vdk1910a   VDK4   Vanderdonck, J.                      Journal Astronomique #4, 1910                                              
Vdk1910b   VDK4   Vanderdonck, J.                      Journal Astronomique #10, 1910                                             
Vdk1910c   VDK4   Vanderdonck, J.                      Journal Astronomique #11, 1910                                             
Vdk1910d   VDK5   Vanderdonck, J.                      Journal Astronomique #12, 1910                                             
Vdk1910e   VDK5   Vanderdonck, J.                      Journal Astronomique #13, 1910                                             
Vdk1911a   VDK5   Vanderdonck, J.                      Journal Astronomique #15, 1911                                             
Vdk1911b   VDK5   Vanderdonck, J.                      Journal Astronomique #16, 1911                                             
Vdk1911c   VDK5   Vanderdonck, J.                      MNRAS 71, 750, 1911                                                        
Vdk1911d   VDK1   Vanderdonck, J.                      MNRAS 72, 45, 1911                                                         
Vdk1911e   VDK1   Vanderdonck, J.                      MNRAS 72, 156, 1911                                                        
Vdk1911f   VDK1   Vanderdonck, J.                      MNRAS 72, 162, 1911                                                        
Vdk1912a   VDK1   Vanderdonck, J.                      MNRAS 72, 188, 1912                                                        
Vdk1912b   VDK5   Vanderdonck, J.                      Journal Astronomique #17, 1912                                             
Vdk1912c   VDK5   Vanderdonck, J.                      Journal Astronomique #19, 1912                                             
Vdk1912d   VDK6   Vanderdonck, J.                      Journal Astronomique #21, 1912                                             
Vdk1912e   VDK6   Vanderdonck, J.                      Journal Astronomique #22, 1912                                             
Vdk1912f   VDK6   Vanderdonck, J.                      Journal Astronomique #23, 1912                                             
Vdk1912g   VDK6   Vanderdonck, J.                      Journal Astronomique #25, 1912                                             
Vdk1912h   VDK6   Vanderdonck, J.                      Journal Astronomique #26, 1912                                             
Vdk1917    VDK5   Vanderdonck, J.                      AJ 31, 1, 1917                                                             
Vdk1924    VDK0   Vanderdonck, J.                      AJ 35, 173, 1924                                                           
                                                                                                                                  
vDl1969           van Dessel, E.                       Inf. Circ. 49, 1969                                                        
vDl1972           van Dessel, E.                       A&AS 21, 155, 1972                                                         
vDl1976           van Dessel, E.                       A&AS 26, 415, 1976                                                         
vDl1978           van Dessel, E.                       Bull. R. Astron. Obs. Belgium 9, 44, 1978                                  
vDl1983           van Dessel, E.                       Bull. R. Astron. Obs. Belgium 9, 254, 1983                                 
vDl1993    VDL0   van Dessel, E. & Sinachopoulos, D.   A&AS 100, 517, 1993                                                        
                                                                                                                                  
VdS1912    VDS5   van der Spuy, K.                     Transvaal Obs. Circ. 1, 111, 1912                                          
VdS1913    VDS5   van der Spuy, K.                     Union Obs. Circ. 1, 31, 1913                                               
VdS1914    VDS0   van der Spuy, K.                     Union Obs. Circ. 1, 97, 1914                                               
VdS1915    VDS5   van der Spuy, K.                     Union Obs. Circ. 1, 185, 1915                                              
VdS1916    VDS6   van der Spuy, K.                     Union Obs. Circ. 1, 249, 1916                                              
VdS1917    VDS6   van der Spuy, K.                     Union Obs. Circ. 1, 285, 1917                                              
VdS1948    VDS6   van der Spuy, K.                     Union Obs. Circ. 5, 193, 1948                                              
                                                                                                                                  
vdW1974           van der Wiele, R.                    Bull. R. Astron. Obs. Belgium 8, 176, 1974                                 
                                                                                                                                  
Ver1993           Verhas, P.                           Bull. R. Astron. Obs. Belgium 10, 226, 1993                                
                                                                                                                                  
vHk1966           van Herk , G.                        J. Obs. 49, 355, 1966                                                      
                                                         Visual measures with a double-image micrometer                           
                                                         attached to the 38-cm Nice refractor.                                    
                                                                                                                                  
Vid1944           Vidal, E.                            Pub. Obs. de Santiago 2, 1944                                              
                                                                                                                                  
Vie1992           Viel                                 Obs. et Travaux 31, 36, 1992                                               
                                                                                                                                  
Vil1896    VIL1   Villiger, W.                         AN 139, 353, 1896                                                          
Vil1961    VIL5   Villiger, W.                         Publ. Munich Obs. 6, 124, 1961                                             
                                                                                                                                  
Vki1984    VKI0   Vilkki, E.                           PASP 96, 161, 1984                                                         
Vki1988    VKI0   Vilkki, E.                           PASP 100, 1540, 1988                                                       
Vki1989    VKI0   Vilkki, E.                           PASP 101, 1132, 1989                                                       
                                                                                                                                  
Vla1962           Vlaicu, S.                           Studii Cerc. Astr. Seism. 7, 85, 1962                                      
Vla1965           Vlaicu, S. & Vasile, M.              Studii Cerc. Astr. Seism. 10, 243, 1965                                    
                                                                                                                                  
Vlk2003           Volk, K. et al.                      IAU Circ. 8188, 2, 2003                                                    
                                                                                                                                  
Vll1842           Villarceau, Y.                       Conn. des Tems, 1842                                                       
Vll1849           Villarceau, Y.                       AN 29, 113, #680, 1849                                                     
Vll1851           Villarceau, Y.                       Compte Rendus 32, 51, 1851                                                 
Vll1852           Villarceau, Y.                       Conn. des Tems, 1852                                                       
Vll1853           Villarceau, Y.                       AN 37, 57, #868, 1853 (also MNRAS 13, 229, 1853)                           
Vll1854           Villarceau, Y.                       Compte Rendus 38, 871, 1854                                                
Vll1855           Villarceau, Y.                       AN 41, 101, #967, 1855                                                     
Vll1896A          Villarceau, Y.                       cited by See (Evolution of Stellar Systems, v1, 1895)                      
                                                                                                                                  
Vlm2006           Vollmann, W.                         JDSO 2, 74, 2006                                                           
                                                                                                                                  
Vlt1931           Volet, Ch.                           Bull. Astron. Paris  7, 13, 1931                                           
Vlt1933           Volet, Ch.                           J. Obs. 16, 107, 1933                                                      
                                                                                                                                  
Vog1882           Vogel, H.                            Pub. K. Univ. Sternwarte Leipzig, Heft 1, 105, 1882                        
                                                       (Note: some data too discrepant, so not added to WDS)                      
Vog1868           Vogel, H.                            AN 71, 253, #1696, 1868                                                    
                                                                                                                                  
Vol1909    VOL0   Volkel, M.                           Mitt. Heidelberg Sternw. 16, 1909                                          
                                                                                                                                  
Vor1933           Voronov, N.                          Tashkent Astr. Obs. Circ. #10, 1933                                        
Vor1934           Voronov, N.                          Tashkent Astr. Obs. Circ. #27, 1934                                        
                                                                                                                                  
Vot1924           Votue                                BAN 2, 181, 1924                                                           
                                                                                                                                  
Vou1908           Voute, J.G.                          MNRAS 68, 563, 1908                                                        
Vou1915    VOU0   Voute, J.G.                          Union Obs. Circ. 1, 205, 1915                                              
Vou1918           Voute, J.G.                          MNRAS 75, 432, 1918                                                        
                                                       (most micrometrical measures are also in Vou1925a,                         
                                                       while all photographic measures are also in Vou1925b)                      
Vou1922    VOU0   Voute, J.G.                          Ann. Leiden Obs. 10, Pt.2, 1922                                            
Vou1925a   VOU0   Voute, J.G.                          Ann. Bosscha Obs. Lembang 1, Pt.3, 1925                                    
                                                       (most measures are also in Vou1918)                                        
Vou1925b   VOU6   Voute, J.G.                          Ann. Bosscha Obs. Lembang 1, Appendix, 1925                                
                                                       (all measures are also in Vou1918)                                         
Vou1926    VOU0   Voute, J.G.                          Ann. Bosscha Obs. Lembang 1, Pt.2, 1926                                    
Vou1927A          Voute, J.G.                          cited in SDS (Southern Double Star Catalog), 1927                          
Vou1932    VOU5   Voute, J.G.                          Ann. Bosscha Obs. Lembang 6, Pt.1, A1, 1932                                
Vou1946           Voute, J.G.                          Riverview Coll. Obs. Pub. 2, 43, 1946                                      
Vou1947a   VOU5   Voute, J.G.                          Ann. Bosscha Obs. Lembang 6, Pt.3, C1, 1947                                
Vou1947b   VOU5   Voute, J.G.                          Ann. Bosscha Obs. Lembang 6, Pt.4, D1, 1947                                
Vou1951    VOU8   Voute, J.G.                          Vatican Obs. Richerche Astron. 2, 322, 1951                                
Vou1955    VOU8   Voute, J.G.                          J. Obs. 38, 109, 1955                                                      
                                                       (a few errata noted in Vou1956)                                            
Vou1956           Voute, J.G.                          J. Obs. 39, 116, 1956                                                      
Vou9999    VOU9   Voute, J.G.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Vtr1962    VTR5   Vetterlein, J.C.                     J. British Astron. Assoc. 72, 42, 1962                                     
                                                                                                                                  
VVO        VVO                                         (Van Vleck Observatory)                                                    
VVO1971    VVO0   Upgren, A.R. & Mesrobian, W.S.       AJ 76, 78, 1971                                                            
VVO1972a   VVO0   Mesrobian, Griess, & Titter          AJ 77, 392, 1972                                                           
VVO1972b   VVO0   Titter, Mesrobian, & Upgren          AJ 77, 875, 1972                                                           
VVO1976    VVO0   Weis, E.W. & Upgren, A.R.            AJ 81, 1144, 1976                                                          
                                                                                                                                  
VvS1919    VVS0   de Vos van Steenwijk, J.E.           MNRAS 80, 223, 1919                                                        
                                                                                                                                  
Vys1927           Vyssotsky, A.N.                      Pub. McCormick Obs. 4, 345, 1927                                           
Vys1932A          Vyssotsky, A.N.                      cited in ADS (Aitken Double Star Cat., 1932)                               
Vys1933a   VYS5   Vyssotsky, A.N.                      PASP 45, 310, 1933                                                         
Vys1933b   VYS5   Vyssotsky, A.N.                      AJ 43, 37, 1933                                                            
Vys1936    VYS5   Vyssotsky, A.N.                      AN 258, 401, 1936                                                          
                                                                                                                                  
Wad2000           Wade, G.A. et al.                    A&A 361, 991, 2000                                                         
                                                                                                                                  
Wag1897    WAG0   Wagner, M.S.                         AJ 18, 13, 1897                                                            
Wag1937A          Wagner, M.S.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
WaH2004           Wang, H. et al.                      ApJ 601, L83, 2004                                                         
                                                                                                                                  
Wak1966    WAK0   Walker, R.L.                         Publ. USNO 18, Pt.4, 1966                                                  
Wak1967           Walker, R.L.                         AJ 72, 532, 1967                                                           
Wak1969    WAK0   Walker, R.L.                         Publ. USNO 22, Pt.1, 1969                                                  
Wak1972    WAK0   Walker, R.L.                         Publ. USNO 22, Pt.5, 1972                                                  
Wak1975           Walker, R.L.                         Inf. Circ. 65, 1975                                                        
Wak1985    WAK0   Walker, R.L.                         Publ. USNO 25, Pt.2, 1985                                                  
                                                                                                                                  
Wal1934    WAL5   Wallenquist, A.                      Ann. Bosscha Obs. Lembang 6, Pt.2, 1934                                    
Wal1944a          Wallenquist, A.                      Medd. Uppsala Obs. #85, 1944                                               
                                                         Visual measures with wedge photometer attached to 14-inch refractor      
Wal1944b          Wallenquist, A.                      Medd. Uppsala Obs. #87, 1944                                               
                                                         Visual measures with wedge photometer attached to 14-inch refractor      
Wal1947           Wallenquist, A.                      Ann. Uppsala Astron. Obs. 2, No.2, 1947                                    
                                                         A catalogue containing results of the two prior series, plus             
                                                         additional measures with the 14-inch refractor and wedge photometer.     
Wal1948           Wallenquist, A.                      Ann. Uppsala Astron Obs. 2, #3, 1948                                       
                                                         Visual measures of southern double stars made with the 17-inch           
                                                         refractor of La Plata and the wedge photometer.                          
Wal1950           Wallenquist, A.                      Medd. Uppsala Obs. #103, 1950                                              
Wal1958           Wallenquist, A.                      Medd. Uppsala Obs. #118, 1958                                              
                                                                                                                                  
Wam1932    WAM5   Wamer, W.P.                          Publ. Univ. Penn. 5, Pt.1, Sec.5, 1932                                     
Wam1939    WAM5   Wamer, W.P.                          Publ. Univ. Penn. 5, Pt.2, Sec.3, 1939                                     
                                                                                                                                  
Wan1988    WAN0   Yiming, W. et al.                    Chin. Astron. Astrophys. 12, 141, 1988                                     
                                                                                                                                  
War1990    WAR0   Harper, C.T., Warren, O., Austin, R. Southern Stars, 33, 281, 1990                                              
War1992a   WAR0   Warren, O.C.R.                       Southern Stars, 34, 373, 1992                                              
War1992b   WAR0   Warren, O.C.R.                       Southern Stars, 35, 12, 1992                                               
War2000a   WAR0   Warren, O.C.R.                       Southern Stars, 38, 217, 2000                                              
War2000b   WAR0   Warren, O.C.R. et al.                Southern Stars, 39, 9, 2000                                                
War2001    WAR0   Warren, O.C.R.                       Southern Stars, 40, 19, 2001                                               
War9999    WAR9   Warren, O.C.R.                       Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Wat1984           Waterworth, R.                       Webb Soc., Double Star Circ. 3, 1984, part 2                               
Wat1986    WAT0   Waterworth, R.                       Webb Society Handbook (2nd ed), 1986                                       
Wat1989    WAT0   Waterworth, R.                       Webb Soc., Double Star Circ. 4, 1989                                       
Wat1994    WAT0   Waterworth, R.                       Webb Soc., Double Star Circ. 6, 1994                                       
                                                                                                                                  
Wbb1999           Webb, R.A. et al.                    ApJ 512, L63, 1999                                                         
                                                                                                                                  
Wck1973    WCK0   Wickes, W.C. & Dicke, R.H.           AJ 78, 757, 1973                                                           
Wck1974    WCK0   Wickes, W.C. & Dicke, R.H.           AJ 79, 1433, 1974                                                          
Wck1975    WCK0   Wickes, W.C.                         AJ 80, 655, 1975                                                           
                                                                                                                                  
Web        WEB    Webb, T.W.                           (from additional DD list)                                                  
                                                                                                                                  
Wei1906A          Weisse, M.                           cited in BDS (Burnham Double Star Cat., 1906)                              
Wei1913A          Weisse, M.                           cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
Wei1932A          Weisse, M.                           cited in ADS (Aitken Double Star Cat., 1932)                               
                                                                                                                                  
Wel1892           Wellmann, V.C.P.                     Beob. K. Sternw. Berlin, 6, 1, 1892                                        
Wel1906A          Wellmann, V.C.P.                     cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Wen1882    WEN5   Wendell, O.C.                        Harvard Ann. 13, 17, 1882                                                  
Wen1913           Wendell, O.C.                        Harvard Ann. 69, 180, 1913                                                 
                                                         Visual photometry with a double-image photometer attached to the         
                                                         15-inch refractor at Harvard, and 5-inch at Arequipa.                    
                                                                                                                                  
Wes1941    WES0   Wesselink, A.J.                      Ann. Leiden Obs. 17, Pt.3, 5, 1941                                         
Wes1941b          Wesselink, A.J.                      BAN 9, 223, 1941                                                           
                                                                                                                                  
Wey        WEY    Weymouth, C.                         (from additional DD list)                                                  
                                                                                                                                  
WFC        WFC                                         (Washington Fundamental Cat. - astrographs)                                
WFC1939    WFC2   Schlesinger, F. & Barney, I.         Yale Obs, 11, 1939 (-10 to -14 deg zones)                                  
WFC1940a   WFC2   Schlesinger, F. & Barney, I.         Yale Obs, 12, 1940 (-14 to -18 deg zones)                                  
WFC1940b   WFC2   Schlesinger, F. & Barney, I.         Yale Obs, 12, 1940 (-18 to -20 deg zones)                                  
WFC1943a   WFC2   Schlesinger, F. & Barney, I.         Yale Obs, 13, 1943 (-20 to -22 deg zones)                                  
WFC1943b   WFC2   Schlesinger, F. & Barney, I.         Yale Obs, 13, 1943 (-27 to -30 deg zones)                                  
WFC1943c   WFC2   Schlesinger, F. & Barney, I.         Yale Obs, 14, 1943 (-22 to -27 deg zones)                                  
WFC1945a   WFC2   Barney, I.                           Yale Obs, 16, 1945 (-06 to -10 deg zones)                                  
WFC1945b   WFC2   Barney, I.                           Yale Obs, 17, 1945 (-02 to -06 deg zones)                                  
WFC1947    WFC2   Barney, I.                           Yale Obs, 18, 1947 (+15 to +20 deg zones)                                  
WFC1948    WFC3   Barney, I.                           Yale Obs, 19, 1948 (+09 to +15 deg zones)                                  
WFC1949    WFC3   Barney, I.                           Yale Obs, 20, 1949 (+01 to +05 deg zones)                                  
WFC1950a   WFC1   Baillaud, J.                         Paris Obs., 1950 (+17 to +25 deg zones)                                    
WFC1950b   WFC3   Barney, I.                           Yale Obs, 21, 1950 (+01 to -02 deg zones)                                  
WFC1950c   WFC3   Barney, I.                           Yale Obs, 22, 1950 (+05 to +09 deg zones)                                  
WFC1954a   WFC0   Jackson, J. & Stoy R.H.              Cape Photogr. Cat., 17, 1954 (-30 to -35 deg zones)                        
WFC1954b   WFC0   Jackson, J. & Stoy R.H.              Cape Photogr. Cat., 18, 1954 (-35 to -40 deg zones)                        
WFC1954c   WFC0   Jackson, J. & Stoy R.H.              Cape Photogr. Cat., 19, 1954 (-52 to -56 deg zones)                        
WFC1954d   WFC3   Barney, I.                           Yale Obs, 24,25, 1954 (+20 to +30 deg zones)                               
WFC1954e   WFC3   Barney, I. et al.                    Yale Obs, 26, 1954 (+85 to +90 deg zones)                                  
WFC1958a   WFC0   Schorr, R. et al.                    AGK2 Cat. North of -2.5 deg, Vol. 1-15, 1958 (Bergedorf)                   
WFC1958b   WFC0   Schorr, R. et al.                    AGK2 Cat. North of -2.5 deg, Vol. 1-15, 1958 (Bonn)                        
WFC1958c   WFC0   Jackson, J. & Stoy R.H.              Cape Photogr. Cat., 20, 1958 (-56 to -60 deg zones)                        
WFC1958d   WFC0   Jackson, J. & Stoy R.H.              Cape Photogr. Cat., 20, 1958 (-60 to -64 deg zones)                        
WFC1959    WFC3   Barney, I. et al.                    Yale Obs, 26,27, 1959 (+50 to +60 deg zones)                               
WFC1966a   WFC1   Stoy R.H.                            Cape Photogr. Cat., 21, 1966 (-64 to -68 deg zones)                        
WFC1966b   WFC1   Stoy R.H.                            Cape Photogr. Cat., 21, 1966 (-68 to -72 deg zones)                        
WFC1966c   WFC1   Stoy R.H.                            Cape Photogr. Cat., 21, 1966 (-72 to -76 deg zones)                        
WFC1966d   WFC1   Stoy R.H.                            Cape Photogr. Cat., 21, 1966 (-76 to -80 deg zones)                        
WFC1967    WFC3   Hoffleit, D.                         Yale Obs, 28, 1967 (-30 to -35 deg zones)                                  
WFC1968a   WFC1   Stoy R.H.                            Cape Photogr. Cat., 22, 1968 (-80 to -89 deg zones)                        
WFC1968b   WFC3   Hoffleit, D.                         Yale Obs, 29, 1968 (-35 to -40 deg zones)                                  
WFC1970    WFC3   Hoffleit, D. et al.                  Yale Obs, 30, 1970 (-40 to -50 deg zones)                                  
WFC1971    WFC4   Lu, P.K. et al.                      Yale Obs, 31, 1971 (-70 to -90 deg zones)                                  
WFC1975    WFC0   Dieckvoss, W.                        AGK3 Cat. North of -2.5 deg dec, Vol. 1-8, 1975                            
WFC1983a   WFC1   Eichhorn, H. et al.                  AJ 88, 546, 1983 (Sydney Obs. -48 to -54 deg zones)                        
WFC1983b   WFC1   King, D.S. & Lomb, N.R.              Journal & Proc., Royal Soc. New South Wales 116, 53-70, 1983               
                                                       (Sydney Obs. -51 to -63.5 deg zones)                                       
WFC1983c   WFC4   Fallon, F.W. et al.                  Yale Obs, 32, 1983 (-60 to -70 deg zones)                                  
WFC1992    WFC1   Zacharias, N. et al.                 A&A 254, 397, 1992 (CPC2)                                                  
WFC1994    WFC1   Bystrov, N.F. et al.                 Bull. Inf. CDS 44, 3, 1994 (FOKAT)                                         
WFC1998    WFC0   Urban, S. et al.                     AJ 115, 1212, 1998 (Astrographic Cat. 2000)                                
WFC1999    WFC2   Zacharias, N. et al.                 AJ 118, 2503, 1999                                                         
                                                                                                                                  
WFD        WFD                                         (Washington Fundamental Cat. - transit instruments)                        
WFD1889    WFD5   Ellery, R.L.J. & White, E.J.         Second Melbourne General Cat. of 1,211 stars, 1889                         
WFD1904    WFD7   de Ball, L.                          Kat. der Astron. Gesell., Eqx 1900, Zone -6/-10, 1904                      
WFD1906a   WFD2   Gill, D.                             Cape General Cat. for eqx 1900, 1906                                       
WFD1906b   WFD6   Becker, E. et al.                    Kat. der Astron. Gesell., Eqx 1900, Zone -2/-6, 1906                       
WFD1907    WFD4   Tucker, R.H.                         Publ. Lick Obs., v 10, 1907                                                
WFD1908a   WFD1   Kustner, F.                          Bonn University, #10, Catalog of 10,663 Stars for Equinox 1900, 1908       
WFD1908b   WFD7   Skinner, A.N.                        Kat. der Astron. Gesell., Eqx 1900, Zone -14/-18, 1908                     
WFD1909    WFD3   Christie, W.H.M.                     Greenwich Second Nine-Year Cat. of stars for 1900.0, 1909                  
WFD1914    WFD0   Abbadia Obs.                         Cat. of 13,532 stars (Algiers zone), 1914                                  
WFD1915a   WFD0   Abbadia Obs.                         Cat. of 14,263 stars (Paris zone), 1915                                    
WFD1915b          Gill, D. & Hough, S.S.               Cape Fundamental Catalog for Equinox 1900, 1915                            
WFD1916    WFD1   Freundlich, E.                       Cat. of 1,886 stars +79/+90, Berlin-Babelsberg, ser. 2, v 1, 1916          
WFD1917a   WFD0   Abbadia Obs.                         Cat. of 7,443 stars (San Fernando zone), 1917                              
WFD1917b   WFD5   Ellery, R.L.J. & Baracchi, P.        Third Melbourne General Cat. of 3,068 stars, 1917                          
WFD1918a   WFD0   Boss, L.                             Albany Zone Cat.s for epoch 1900, 1918                                     
WFD1918b   WFD0   Roy, A.J.                            Albany Zone Cat.s for epoch 1900, 1918                                     
WFD1919    WFD3   Delavan, P.T.                        La Plata A Cat. of 7,412 stars, 1919                                       
WFD1920a   WFD1   Hough, S.S.                          Second Cape Fund. Cat. for eqx 1900, 1920                                  
WFD1920b   WFD3   Dyson, F.W.                          Greenwich Cat. of stars for 1910.0, 1920                                   
WFD1920c   WFD6   Eichelberger, W.S.                   Publ. USNO, 2nd ser., v 9, pt 1, 1920                                      
WFD1921    WFD7   Kustner, F. & Monnichmeyer, C.       Catalog of 2,199 stars for equinox 1900, Bonn Univ. No. 16, 1921           
WFD1923    WFD1   Prager, R.                           Cat. of 8,803 stars between +31/+40, Berlin-Babelsberg, v 4, 1923          
WFD1924a   WFD0   Rambaud, C. et al.                   Alger Obs. Publ., v 8, 1924                                                
WFD1924b   WFD3   Martinez, H.A.                       La Plata C Cat. of 4,412 stars, 1924                                       
WFD1925    WFD4   Tucker, R.H.                         Publ. Lick Obs., v 15, 1925                                                
WFD1926a   WFD3   Przybyllok, E.                       Astron. Observations of Konigsberg Univ. Obs., v 44, 1926                  
WFD1926b   WFD4   Gyllenberg, W.                       Lund Obs. Ann., v 1, 1926                                                  
WFD1927a   WFD1   Kustner, F.                          Bonn Univ., #20, Cat. of Intermediate Stars..., Eqx 1925, 1927             
WFD1927b   WFD5   Oertel, K.                           Cat. of 1,867 stars, Munich Sternwarte, v 6, pt 1, 1927                    
WFD1927c   WFD5   Oertel, K.                           Cat. of 1,867 stars, Munich Sternwarte, v 6, pt 1, 1927                    
WFD1928a   WFD0   Dolberg, F.                          First Bergedorf, Eqx 1925, 1928                                            
WFD1928b   WFD1   Jones, H.S.                          First Cape Cat. of stars for eqx 1925, 1928                                
WFD1928c   WFD4   Hins, C.H.                           Ann. Leiden Obs., v 15, pt 2, 1928                                         
WFD1928d   WFD5   Boss, L. & Boss, B.                  San Luis Cat. of 15,333 stars for epoch 1910, 1928                         
WFD1929a   WFD3   Aguilar, F. & Dawson,B.H.            La Plata B Cat. of 7,792 stars, 1929                                       
WFD1929b   WFD5   Fayet, G.                            Nice Obs. Cat. of Intermediate Stars, zone -5/5, 1929                      
WFD1929c   WFD5   Chatelu, M.J.                        Cat. of 10,656 reference stars at Paris Obs., 1929                         
WFD1931    WFD0   Boss, B.                             Albany Cat. of 20,811 stars for epoch 1910, 1931                           
WFD1933a   WFD5   Morin, M.                            Publ. Central Obs. of Pulkovo, v 41, 1933                                  
WFD1933b   WFD6   Morgan, H.R.                         Publ. USNO, 2nd ser., v 13, 1933                                           
WFD1934a   WFD4   Hins, C.H.                           Ann. Leiden Obs., v 15, pt 4, 1934                                         
WFD1934b          Perrine, C.D.                        Cordoba Obs. Results, Vol. 34, 1934                                        
WFD1935    WFD3   Dyson, F.W.                          Second Greenwich Cat. of stars for 1925.0, 1935                            
WFD1936    WFD3   Manganiello, V.                      La Plata D Cat. of 4,513 stars, 1936                                       
WFD1937    WFD6   Paloque, M.E.                        Toulouse Obs. Ann., 13, 1937                                               
WFD1938    WFD4   Martinez, H.A.                       La Plata F Cat. of 4,828 stars, 1938                                       
WFD1939    WFD4   Flint, A.S. & Roy, A.J.              Madison Cat. of 2,786 stars for epoch 1910, 1939                           
WFD1940    WFD5   Seraphimoff, V.                      Publ. Central Obs. of Pulkovo, v 56, 1940                                  
WFD1941    WFD6   Paloque, M.E.                        Toulouse Obs. Ann., 16, 10, 1941                                           
WFD1943    WFD3   Martinez, H.A.                       La Plata Obs. Cat. of 3,710 stars, 1943                                    
WFD1947    WFD4   Tapia, N.                            La Plata E Cat. of 2,486 stars, 1947                                       
WFD1948    WFD7   Morgan, H.R. & Scott, F.P.           Publ. USNO, 2nd ser., v 15, pt 5, 1948                                     
WFD1949a   WFD1   Jackson, J.                          Second Cape Cat. of stars for eqx 1925, 1949                               
WFD1949b   WFD6   Watts, C.B.                          Publ. USNO, 2nd ser., v 16, pt 1, 1949                                     
WFD1951a   WFD2   Jackson, J.                          Third Cape Cat. of stars for eqx 1925, 1951                                
WFD1951b   WFD4   Reiz, A.                             Lund Obs. Ann., v 11, 1951                                                 
WFD1952    WFD6   Watts, C.B. et al.                   Publ. USNO, 2nd ser., v 16, pt 3, 1952                                     
WFD1953    WFD1   Jackson, J.                          First Cape Cat. of stars for eqx 1950, 1953                                
WFD1954a   WFD2   Jackson, J. & Stoy, R.H.             Cape Photogr. Cat. standard stars for 1950, zones -35 to -40, 1954         
WFD1954b   WFD2   Guerin, L.C. & Bobone, J.            Cordoba D Cat., v 38, 1954                                                 
WFD1958a   WFD2   Jackson, J. & Stoy, R.H.             Cape Photogr. Cat. standard stars for 1950, zones -56 to -60, 1958         
WFD1958b   WFD2   Jackson, J. & Stoy, R.H.             Cape Photogr. Cat. standard stars for 1950, zones -60 to -64, 1958         
WFD1959    WFD4   Martinez, H.A.                       La Plata Obs. Publ., v 30, 1959                                            
WFD1963    WFD0   Scott, F.P.                          System of Fund. Proper Motions, Basic Astr. Data, p 11, 1963               
WFD1964    WFD7   Adams, A.N. et al.                   Publ. USNO, 2nd ser., v 19, pt 1, 1964                                     
WFD1966a   WFD2   Stoy, R.H.                           Cape Photogr. Cat. standard stars for 1950, zones -64 to -68, 1966         
WFD1966b          Stoy, R.H.                           Cape Photogr. Cat. standard stars for 1950, zones -68 to -80, 1966         
WFD1968a   WFD1   Stoy, R.H.                           Second Cape Cat. for 1950, 1968                                            
WFD1968b   WFD2   Stoy, R.H.                           Cape Photogr. Cat. standard stars for 1950, zones -80 to -90, 1968         
WFD1969    WFD2   Woolley, R.                          First Greewich Cat. of stars for 1950.0, 1969                              
WFD1973    WFD2   Bobone, J.                           Cordoba E Cat., v 39, 1973                                                 
WFD1985    WFD1   CUO, RGO, ROA                        Carlsberg Meridian Cat. - La Palma, #1-8, 1985-1994                        
WFD1988    WFD5   Harwood, D.N. et al.                 Perth 83, Cat. of positions of 12,263 stars; 1988                          
WFD1989    WFD6   Toshizawa M., & Suzuki, S.           Tokyo Photoelectric Meridian Circle Cat., 1989-1993                        
WFD1990    WFD6   Smith, C.A. et al.                   SRS Cat. of 20,488 Star Pos.; IAU Symp. 141, 457-463, 1990                 
WFD1997    WFD6   Rafferty, T.J. & Holdenried, E.R.    A&AS 125, 595-603, 1997                                                    
WFD2000    WFD7   Rafferty, T.J. & Holdenried, E.R.    A&AS 141, 423-431, 2000                                                    
WFD9999    WFD3   Heidelberg Zodiacal 50               Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Wff1974           Wolff, S.C.                          PASP 86, 179, 1974                                                         
                                                                                                                                  
Wg_1911    WG 5   Wrigley, R.W.                        MNRAS 72, 34, 1911                                                         
                                                                                                                                  
Wgt1978a   WGT0   Weigelt, G.P.                        A&A 67, L11, 1978                                                          
Wgt1978b   WGT0   Weigelt, G.P.                        A&A 68, L5, 1978                                                           
Wgt1978c   WGT0   Weigelt, G.P.                        Appl. Opt. 17, 2660, 1978                                                  
Wgt1979    WGT0   Weigelt, G.P.                        Optica Acta 26, 1351, 1979                                                 
Wgt1983    WGT0   Weigelt, G. & Wirnitzer, B.          Optics Lett 8, 389, 1983                                                   
Wgt1985    WGT0   Weigelt, G. & Baier, G.              A&A 150, L18, 1985                                                         
Wgt1986a   WGT0   Weigelt, G. & Ebersberger, J.        A&A 163, L5, 1986                                                          
Wgt1986b   HW 0   Hofmann, K.-H. & Weigelt, G.         A&A 167, L15, 1986                                                         
Wgt1999    WGT0   Weigelt, G. et al.                   A&A 347, L15-L18, 1999                                                     
Wgt2002a          Weigelt, G. et al.                   A&A 381, 905, 2002                                                         
Wgt2002b          Weigelt, G. et al.                   A&A 392, 937, 2002                                                         
                                                                                                                                  
Wh_1849    WH 0   Wichmann, M.                         Erganz. AN 99, 1849                                                        
Wh_1862A          Wichmann, M.                         cited by Auwers (AN 59, 1, 1862)                                           
Wh_1906A          Wichmann, M.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
WHC1890    WHC5   Wilson, H.C.                         Publ. Cincinnati Obs. #10, 1890                                            
WHC1906A   WHC5   Wilson, H.C.                         cited in BDS (Burnham Double Star Cat.), 1906                              
WHC1906B          Wilson, H.C.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
WHE1948    WHE5   Wood, H.E.                           Union Obs. Circ. 5, 193, 1948                                              
                                                                                                                                  
Whi1991    WHI0   White, G.L. et al.                   MNRAS 248, 411, 1991                                                       
                                                                                                                                  
Wht2001    WHT0   White, R.J. & Ghez, A.M.             ApJ 556, 265, 2001                                                         
Wht2002           White, R.J. et al.                   BAAS 34, 1134, 2002                                                        
                                                                                                                                  
Wic1937A          Wickham, W.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Wie1953a   WIE8   Wieth-Knudsen, N.                    J. Obs. 36, 107, 1953                                                      
Wie1953b          Wieth-Knudsen, N.                    Ann. Obs. Lund 12, A18, 1953                                               
Wie1956a          Wieth-Knudsen, N.                    Lunds Univ. Ars.N.F., A 2, 52, 12, 1956                                    
Wie1956b   WIE8   Wieth-Knudsen, N.                    J. Obs. 39, 193, 1956                                                      
Wie1956c   WIE8   Wieth-Knudsen, N.                    J. Obs. 39, 201, 1956                                                      
Wie1957           Wieth-Knudsen, N.                    Inf. Circ. 13, 1957                                                        
Wie1957b          Wieth-Knudsen, N.                    J. Obs. 40, 93, 1957                                                       
Wie1960           Wieth-Knudsen, N.                    AN 285, 245, 1960                                                          
Wie2001    WIE0   Wieth-Knudsen, N.                    private communication by widow, in USNO Library                            
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Wil2001    WIL0   Wilson, J.C. et al.                  AJ 122, 1989, 2001                                                         
                                                                                                                                  
Wij1896A          Wijkander                            cited by See (Evolution of Stellar Systems, v1, 1896)                      
Wij1906A          Wijkander                            cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Win1882    WIN5   Winlock, J.                          Harvard Ann. 13, 17, 1882                                                  
Win1906A          Winlock. J.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Win1937A          Winlock, J.                          cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Wir1941    WIR8   Wirtanen, C.A.                       PASP 53, 340, 1941                                                         
Wir1941b          Wirtanen, C.A. & Barcus, L.F.        AJ 49, 131, 1941                                                           
Wir1981           Klemola, Harlan & Wirtanen           AJ 86, 583, 1981                                                           
                                                                                                                                  
Wit1979           White, N.M.                          AJ 84, 872, 1979                                                           
                                                                                                                                  
WJD2001a   WJD0   West, J.D.                           Webb Soc., Double Star Circ. 9, 2001                                       
WJD2001b   WJD0   West, J.D.                           Double Star Observer, 7, #3, 2001                                          
WJD2002a   WJD0   West, J.D.                           Double Star Observer, 8, #1, 2002                                          
WJD2002b          West, J.D.                           Webb Soc., Double Star Circ. 10, 2002                                      
WJD2003a          West, J.D.                           Double Star Observer, 9, #3, 26, 2003                                      
WJD2003b          West, J.D.                           Webb Soc., Double Star Circ. 11, 2003                                      
WJD2004           West, J.D.                           Webb Soc., Double Star Circ. 12, 2004                                      
                                                                                                                                  
WJM1878A          Wilson, J.M.                         cited by Gledhill (Obs 2, 183, 1878)                                       
WJM1879A          Wilson, J.M.                         cited by Gledhill (Obs 3, 245, 1879)                                       
WJM1881           Wilson, J.M.                         MemRAS 46, 183, 1881                                                       
WJM1884           Wilson, J.M.                         MemRAS 48, 195, 1884                                                       
WJM1896A          Wilson, J.M.                         cited by See (Evolution of Stellar Systems, v1, 1896)                      
WJM1906A          Wilson, J.M.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
Wlc2005           Wallace, D.J. et al.                 AJ 130, 126, 2005                                                          
                                                                                                                                  
Wld1882    WLD2   Waldo, L.                            Harvard Ann. 13, 17, 1882                                                  
                                                                                                                                  
Wlf1913A   WLF    Wolf                                 cited by Burnham (Carnegie Inst. Wash. #168, 1913)                         
                                                                                                                                  
Wlk1969    WLK0   Walker, M.F.                         ApJ 155, 447, 1969                                                         
                                                                                                                                  
WLL9999    WLL9                                        Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Wln1962           Wielen, R.                           AJ 67, 599, 1962                                                           
Wln2000           Wielen, R. et al.                    A&A 360, 399, 2000                                                         
                                                                                                                                  
Wls1898           Wilsing, J.                          Pub. Potsdam Obs. 11, 142, 1898                                            
                                                                                                                                  
Wnc1855           Winnecke, A.                         AN 41, 101, #967, 1855                                                     
Wnc1856           Winnecke, A.                         Inaug. Diss. Berlin, 1856                                                  
Wnc1864A          Winnecke, A.                         cited by Auwers (MNRAS 25, 38, 1864)                                       
Wnc1869    WNC0   Winnecke, A.                         AN 73, 145, 1869                                                           
Wnc1906A          Winnecke, A.                         cited by Lewis (MemRAS 56, 1, 1906)                                        
Wnc1937A          Winnecke, A.                         cited by Strand (Ann. Sterrew. Leiden 18, 1937)                            
                                                                                                                                  
Wng1896A          Winagradsky                          cited by See (Evolution of Stellar Systems, v1, 1896)                      
                                                                                                                                  
WnO1876a   WNO0   Watson, J.C.                         Washington Observations, 1876                                              
WnO1876b   WNO0   Peters, C.H.F.                       Washington Observations, 1876                                              
WnO1880    WNO0   Esmatt, Ibrahim                      Washington Observations, 1880                                              
WnO1885    WNO0   Paul, H.M. & Eastman, J.R.           Washington Observations, 2nd Transit Circle Cat.,1885                      
                                                       (rho,theta calculated from individual RA,DEC)                              
WnO1886    WNO0   Allen, W.H.                          Washington Observations, 1886                                              
WnO1887    WNO0   Allen, W.H.                          Washington Observations, 1887                                              
                                                                                                                                  
Wnt1989    WNT0   Weintraub, Shelton, & Zuckerman      BAAS 21, 715, 1989                                                         
Wnt1994    WNT0   Weintraub, D.A. et al.               ApJ 420, L87-L90, 1994                                                     
                                                                                                                                  
WOC1967           Wilson, O.C.                         AJ 72, 905, 1967                                                           
                                                                                                                                  
WoH1948    WOH5   Wood, H.                             Sydney Obs. Papers #6, 1948                                                
                                                                                                                                  
Woi2000    WOI0   Woitas, J. et al.                    A&A 353, 253, 2000                                                         
Woi2001a   WOI0   Woitas, J. et al.                    A&A 369, 249, 2001                                                         
                                                       (some photometry updated in Woi2001b)                                      
Woi2001b          Woitas, J. et al.                    A&A 376, 982, 2001                                                         
Woi2003           Woitas, J. et al.                    A&A 406, 293, 2003                                                         
Woi2003b          Woitas, J.                           A&A 406, 685, 2003                                                         
                                                                                                                                  
Woo1913    WOO5   Woods, H.I.                          AJ 27, 156, 1913                                                           
                                                                                                                                  
Wor1956a   WOR8   Worley, C.E.                         PASP 68, 452, 1956                                                         
Wor1956b   WOR8   Worley, C.E.                         AJ 61, 162, 1956                                                           
Wor1957    WOR8   Worley, C.E.                         AJ 62, 153, 1957                                                           
Wor1960    WOR8   Worley, C.E.                         AJ 65, 156, 1960                                                           
Wor1962    WOR8   Worley, C.E.                         AJ 67, 403, 1962                                                           
Wor1963a   WOR8   Worley, C.E.                         AJ 68, 114, 1963                                                           
Wor1963b          Worley, C.E.                         Publ. USNO 18, Pt. 3, 1963 (Orbit Catalog)                                 
Wor1967a   WOR8   Worley, C.E.                         AJ 72, 899, 1967                                                           
Wor1967b   WOR8   Worley, C.E.                         Publ. USNO 18, Pt. 6, 1967                                                 
Wor1969a          Worley, C.E.                         AJ 74, 764, 1969                                                           
                                                         double-image micrometer with Lick 36in refractor                         
Wor1969b          Worley, C.E.                         AJ 74, 764, 1969                                                           
                                                         double-image micrometer with Lick 12in refractor                         
Wor1971    WOR8   Worley, C.E.                         Publ. USNO 22, Pt. 2, 1971                                                 
Wor1972a   WOR8   Worley, C.E.                         Publ. USNO 22, Pt. 4, 1972                                                 
Wor1972b   WOR9   Worley, C.E.                         AJ 77, 878, 1972                                                           
Wor1972c          Worley, C.E.                         AJ 77, 679, 1972                                                           
Wor1973a          Worley, C.E.                         Inf. Circ. 61, 1973                                                        
Wor1973b          Worley, C.E. & Behall, A.L.          AJ 78, 650, 1973                                                           
Wor1978    WOR9   Worley, C.E.                         Publ. USNO 24, Pt. 6, 1978                                                 
Wor1981           Worley, C.E.                         PASP 93, 772, 1981                                                         
Wor1983           Worley, C.E. & Heintz, W.D.          Publ. USNO 24, Pt. 7, 1983 (Fourth Orbit Catalog)                          
Wor1989    WOR9   Worley, C.E.                         Publ. USNO 25, Pt. 3, 1989                                                 
Wor1998    WOR9   Worley, C.E. & Mason, B.D.           AJ 116, 917, 1998                                                          
Wor9999    WOR9   Worley, C.E.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Woy1936    WOY8   Woolley, R.                          Greenwich Observations, B79, 1936                                          
Woy1937a   WOY8   Woolley, R.                          Greenwich Observations, B1, 1937                                           
Woy1937b          Woolley, R. & Symms, L.              MNRAS 97, 438, 1937                                                        
Woy1939    WOY5   Woolley, R.                          MNRAS 99, 742, 1939                                                        
Woy1948a   WOY5   Woolley, R.                          Mem. Comm. Obs. Mt. Stromlo 2, #9, 1948                                    
Woy1948b          Woolley, R., Mason, B.               Mem. Mt. Stromlo Obs. 2, #4, 43, 1948                                      
Woy1948c          Woolley, R.                          Mem. Mt. Stromlo Obs. 2, #4, 47, 1948                                      
Woy1948d          Woolley, R.                          Mem. Mt. Stromlo Obs. 9, 37, 1948                                          
Woy1961    WOY8   Woolley, R.                          R. Obs. Bull. Ser.E, #38, 1961                                             
Woy1964    WOY8   Woolley, R.                          R. Obs. Bull. #88, 1964                                                    
Woy1979    WOY8   Woolley, R.                          R. Obs. Bull. #184, 1979                                                   
                                                                                                                                  
Wrd1876           Ward, I.W.                           Astr. Reg. 14, 165, 1876                                                   
Wrd1877           Ward, I.W.                           Astr. Reg. 16, 104, 1878                                                   
                                                                                                                                  
WRE1908    WRE5   Wilson, R.E.                         AN 177, 33, 1908                                                           
WRE1909    WRE5   Wilson, R.E.                         AN 182, 253, 1909                                                          
WRE1917           Wilson, R.E.                         Lick Obs. Bull., 9, 117, 1917                                              
WRE1918           Wilson, R.E. & Huffer, C.M.          Lick Obs. Bull., 10, 17, 1918                                              
WRE1948           Wilson, R.E.                         ApJ 107, 119, 1948                                                         
                                                                                                                                  
Wrg1921    WRG0   Wrigley, R.W.                        MNRAS 81, 567, 1921                                                        
                                                                                                                                  
WRH1933           Wilson, R.H.                         AJ 43, 41, 1933                                                            
WRH1935a          Wilson, R.H.                         AJ 44, 68, 1935                                                            
WRH1935b          Wilson, R.H.                         AJ 44, 71, 1935                                                            
WRH1936a          Wilson, R.H.                         PASP 48, 195, 1936                                                         
                                                         (all data also in WRH1941a)                                              
WRH1936b          Wilson, R.H.                         PASP 48, 309, 1936                                                         
WRH1937    WRH5   Wilson, R.H.                         PASP 49, 202, 1937                                                         
WRH1937b          Wilson, R.H.                         AJ 46, 153, 1937                                                           
WRH1939    WRH5   Wilson, R.H.                         Publ. Univ. Penn. 5, Pt.2, Sec.4, 74, 1939                                 
WRH1940           Wilson, R.H.                         AJ 49, 26, 1940                                                            
WRH1940b          Wilson, R.H.                         AJ 49, 25, 1940                                                            
WRH1941a   WRH5   Wilson, R.H.                         Publ. Univ. Penn. 6, Pt.4, 3, 1941                                         
                                                         (see also U. Penn. Flower Obs. Reprint #34, 1936)                        
                                                         [U and T coded observations per van den Bos (J Obs 34, 85, 1951)]        
WRH1941b   WRH5   Wilson, R.H.                         Publ. Univ. Penn. 6, Pt.4, 21, 1941                                        
                                                         [U and T coded observations per van den Bos (J Obs 34, 85, 1951)]        
WRH1950a   WRH2   Wilson, R.H.                         AJ 55, 153, 1950                                                           
                                                         [U and T coded observations per van den Bos (J Obs 34, 85, 1951)]        
WRH1950b   WRH2   Wilson, R.H.                         AJ 55, 159, 1950                                                           
WRH1951    WRH8   Wilson, R.H.                         AJ 56, 69, 1951                                                            
                                                         [U and T coded observations per van den Bos (J Obs 34, 85, 1951)]        
WRH1952    WRH8   Wilson, R.H.                         AJ 57, 248, 1952                                                           
WRH1954a   WRH8   Wilson, R.H.                         AJ 59, 132, 1954                                                           
WRH1954b   WRH8   Wilson, R.H.                         AJ 59, 256, 1954                                                           
WRH1954c          Wilson, R.H.                         AJ 59, 411, 1954                                                           
WRH1954d          Wilson, R.H.                         J Obs 37, 21, 1954                                                         
WRH1955    WRH8   Wilson, R.H.                         AJ 60, 446, 1955                                                           
WRH1976a          Wilson, R.H.                         MNRAS 174, 75P, 1976                                                       
WRH1976b          Wilson, R.H.                         MNRAS 177, 645, 1976                                                       
WRH1977           Wilson, R.H.                         Inf. Circ. 71, 1977                                                        
WRH1979    WRH8   Wilson, R.H.                         A&AS 35, 193, 1979                                                         
WRH1980    WRH8   Wilson, R.H.                         A&AS 39, 197, 1980                                                         
WRH1980b          Wilson, R.H.                         Inf. Circ. 80, 1980                                                        
WRH1981           Wilson, R.H.                         A&AS 43, 99, 1981                                                          
WRH1982    WRH8   Wilson, R.H.                         A&AS 50, 115, 1982                                                         
WRH9999    WRH9   Wilson, R.H.                         Unpublished, manuscript or reference not found.                            
                                                                                                                                  
Wri1954           Wright, K.O. & Pugh, R.E.            Pub. Dom. Astr. Obs. 9, 407, 1954                                          
Wri1970           Wright, K.O.                         Vistas Astr. 12, 147, 1970                                                 
                                                                                                                                  
Wrn2006           Warner, B.D.                         Webb Soc., Double Star Circ. 14, 2006                                      
Wrn2006b          Warner, B.D.                         private communication, 2006                                                
                                                                                                                                  
Wrt1992    WRT0   Wright, D.C.                         Webb Soc., Double Star Circ. 5, 1992                                       
                                                                                                                                  
Wru1887           Wrublewsky                           AN 116, 169, #2771, 1887                                                   
                                                                                                                                  
Wrz1956a          Wierzbinski, S.                      Acta Astron. 6, 82, 1956                                                   
Wrz1956b          Wierzbinski, S.                      Acta Astron. 6, 88, 1956                                                   
Wrz1956c          Wierzbinski, S.                      Acta Astron. 6, 126, 1956                                                  
Wrz1957a          Wierzbinski, S.                      Acta Astron. 7, 56, 1957                                                   
Wrz1957b          Wierzbinski, S.                      Acta Astron. 7, 119, 1957                                                  
Wrz1957c          Wierzbinski, S.                      Acta Astron. 7, 137, 1957                                                  
Wrz1957d          Wierzbinski, S.                      Acta Astron. 7, 208, 1957                                                  
Wrz1957e          Wierzbinski, S.                      J. Obs. 40, 147, 1957                                                      
Wrz1958a          Wierzbinski, S.                      J. Obs. 41, 78, 1958                                                       
Wrz1958b          Wierzbinski, S.                      Bull. Amis Sci. Poznan 14, 385, 1958                                       
Wrz1958c          Wierzbinski, S.                      Acta Astron. 8, 91, 1958                                                   
Wrz1959           Wierzbinski, S.                      Bull. Amis Sci. Poznan 15, 171, 1959                                       
Wrz1960           Wierzbinski, S.                      J. Obs. 43, 159, 1960                                                      
Wrz1962           Wierzbinski, S.                      Wroclaw Obs. Repr. 41, 1962                                                
                                                                                                                                  
WS_1875    WS 0   Wilson, J.M., Seabroke, G.M., et al. MemRAS 42, 59, 1875                                                        
WS_1877    WS 0   Wilson, J.M., Seabroke, G.M., et al. MemRAS 43, 105, 1877                                                       
WS_1906A          Wilson, J.M., Seabroke, G.M., et al. cited by Lewis (MemRAS 56, 1, 1906)                                        
                                                                                                                                  
WSI        WSI                                         (Washington Speckle Interferometer)                                        
WSI1997    WSI0   Douglass, G.G. et al.                ApJS 111, 289, 1997                                                        
WSI1999a   WSI0   Germain, M.E. et al.                 AJ 117, 1905, 1999                                                         
WSI1999b   WSI0   Germain, M.E. et al.                 AJ 117, 2511, 1999                                                         
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WSI2000b   WSI0   Mason, B.D. et al.                   AJ 120, 1120, 2000                                                         
WSI2001a   WSI9   Germain, M.E. & Douglass, G.G.       AJ 121, 2239, 2001                                                         
WSI2001b   WSI0   Mason, B.D. et al.                   AJ 122, 1586, 2001                                                         
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Wsl1912    WSL5   Worssell, W.M.                       Transvaal Obs. Circ. 1, 111, 1912                                          
Wsl1913    WSL5   Worssell, W.M.                       Union Obs. Circ. 1, 31, 1913                                               
Wsl1914    WSL5   Worssell, W.M.                       Union Obs. Circ. 1, 97, 1914                                               
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Wst1976           West, F.R.                           ApJ 205, 194, 1976                                                         
Wst1981           West, F.R. & McAlister, H.A.         BAAS 13, 569, 1981                                                         
                                                                                                                                  
Wtl1920    WTL5   Witchell, W.M.                       Greenwich Observations, F1, 1920                                           
Wtl1925    WTL5   Witchell, W.M.                       Greenwich Observations, C5, 1925                                           
Wtl1927    WTL5   Witchell, W.M.                       Greenwich Observations, B1, 1927                                           
Wtl1930    WTL5   Witchell, W.M.                       Greenwich Observations, B1, 1930                                           
Wtl1931    WTL5   Witchell, W.M.                       Greenwich Observations, B1, 1931                                           
Wtl1932    WTL5   Witchell, W.M.                       Greenwich Observations, B1, 1932                                           
Wtl1934    WTL6   Witchell, W.M.                       Greenwich Observations, B1, 1934                                           
Wtl1935    WTL6   Witchell, W.M.                       Greenwich Observations, B1, 1935                                           
Wtl1936    WTL8   Witchell, W.M.                       Greenwich Observations, B79, 1936                                          
Wtl1937    WTL8   Witchell, W.M.                       Greenwich Observations, B1, 1937                                           
                                                                                                                                  
Wye1957           Wyller, A.A.                         AJ 62, 384, 1957                                                           
                                                                                                                                  
Wyl1947    WYL5   Wylie, L.R.                          Publ. USNO 15, Pt.4, 73, 1947                                              
Wyl1953    WYL8   Wylie, L.R.                          Publ. USNO 17, Pt.2, 67, 1953                                              
                                                                                                                                  
Wyn1972           Wynn-Williams, C.G. et al.           MNRAS 160, 1, 1972                                                         
                                                                                                                                  
Wz_1912    WZ 0   Wirtz, C.                            Ann. Strasbourg Obs. 4, Pt.2, 1912                                         
Wz_1923    WZ 0   Wirtz, C.                            Ann. Strasbourg Obs. 5, Pt.2, 1923                                         
                                                                                                                                  
Y__1943    Y  5   Yale Catalog                         Yale Cat. 14, 1943                                                         
                                                                                                                                  
Yan1982    YAN0   Yan Lin-shan                         Ann. Shanghai Obs. 4, 67, 1982                                             
Yan1985    YAN0   Yan Lin-shan                         Ann. Shanghai Obs. 7, 183, 1985                                            
                                                                                                                                  
YLW1986           Young, E., Lada, C., & Wilking, B.   ApJ 304, 45, 1986                                                          
YLW1989           Wilking, B., Lada, C., & Young, E.   ApJ 340, 823, 1989                                                         
                                                                                                                                  
Yng1906A          Young, C.A.                          cited by Lewis (MemRAS 56, 1, 1906)                                        
Yng1906B          Young, C.A.                          cited in BDS (Burnham Double Star Cat., 1906)                              
                                                                                                                                  
Yon1923           Young, J.M.                          PASP 35, 221, 1923                                                         
                                                                                                                                  
You9999    YOU9   Young, S.P.                          Unpublished, manuscript or reference not found.                            
                                                                                                                                  
YR         YR     Yale-Rochester (see HOR)             (from additional DD list)                                                  
                                                                                                                                  
YRK1920           Young, R.K.                          Pub. Dom. Astr. Obs. 1, 263, 1920                                          
YRK1927           Young, R.K.                          Pub. Dom. Astr. Obs. 4, 35, 1927                                           
                                                                                                                                  
YSJ        YSJ    Yale-San Juan (see HOR)              (from additional DD list)                                                  
                                                                                                                                  
Zae1963           Zaera, J.A.                          Urania Barcelona 48, 29, 1963                                              
Zae1964           Zaera, J.A.                          Urania Barcelona 49, 21, 1964                                              
Zae1982           Zaera, J.A.                          Inf. Circ. 87, 1982                                                        
Zae1984           Zaera, J.A.                          Inf. Circ. 93, 1984                                                        
Zae1985           Zaera, J.A.                          Inf. Circ. 96, 1985                                                        
                                                                                                                                  
Zag1933    ZAG5   Zagar, F.                            Publ. Padua Obs. New Ser. #33, 1933                                        
Zag1936           Zagar, F.                            Oss. Astr. Parova Pubbl. 49, 1936                                          
                                                                                                                                  
Zel1965           Zeller, G.                           Ann. Sternw. Wien 26, 111, 1965                                            
                                                                                                                                  
Zim1983           Zimmermann , L.                      Bull. R. Astron. Obs. Belgium 9, 251, 1983                                 
                                                                                                                                  
Zin1909    ZIN0   Zinner, E.                           Mitt. Heidelberg Sternw. 16, 1909                                          
                                                                                                                                  
Zir2001           Zirm, H.                             Inf. Circ. 145, 2001                                                       
Zir2002a          Zirm, H.                             Inf. Circ. 146, 2002                                                       
Zir2002b          Zirm, H. & Horch, E.P.               Inf. Circ. 147, 2002                                                       
Zir2002c          Zirm, H.                             Inf. Circ. 147, 2002                                                       
Zir2003           Zirm, H.                             Inf. Circ. 151, 2003                                                       
Zir2004           Zirm, H.                             Inf. Circ. 152, 2004                                                       
                                                                                                                                  
Ziv1998a          Zivkov, V. & Pavlovic, R.            Inf. Circ. 135, 1998                                                       
Ziv1998b          Zivkov, V. & Popovic, G.M.           Inf. Circ. 136, 1998                                                       
                                                                                                                                  
Znn1987a   ZNN0   Zinnecker, H. et al.                 IAU Symp. 122, 117, 1987                                                   
Znn1987b   ZNN0   Zinnecker, H. et al.                 Infrared Astronomy with Arrays, ed. C.G. Wynn-Williams                     
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Znn1990    ZNN0   Zinnecker, H. et al.                 Astrophysics with Infrared Arrays, ed. R. Elston,                          
                                                       ASP Conf. Ser. 14, 270, 1990                                               
                                                                                                                                  
Zuc1992           Zuckerman, B. & Becklin, E.E.        ApJ 386, 260, 1992                                                         
Zuc2001           Zuckerman, B. et al.                 ApJ 549, L233, 2001                                                        
                                                                                                                                  
Zul1967    ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade 26, #1, 67, 1967                               
Zul1969a   ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade 27, #1, 1, 1969                                
Zul1969b          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade 27, 55-62, 1969                                
Zul1970a          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade 28, 77, 1970                                   
Zul1970b   ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade 28, 81, 1970                                   
Zul1971           Zulevic, D.J.                        Inf. Circ. 55, 1971                                                        
Zul1972a          Zulevic, D.J.                        Inf. Circ. 56, 1972                                                        
Zul1972b          Zulevic, D.J.                        Inf. Circ. 57, 1972                                                        
Zul1973a   ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade 29, 37, 1973                                   
Zul1973b          Zulevic, D.J.                        Inf. Circ. 60, 1973                                                        
Zul1975           Zulevic, D.J.                        Inf. Circ. 66, 1975                                                        
Zul1976    ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #127, 20, 1976                                 
Zul1977a          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #128, 28, 1977                                 
Zul1977b          Zulevic, D.J.                        Inf. Circ. 72, 1977                                                        
Zul1977c   ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #128, 47, 1977                                 
Zul1979a          Zulevic, D.J.                        Inf. Circ. 78, 1979                                                        
Zul1979b   ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #130, 20, 1979                                 
Zul1980a   ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #131, 27, 1980                                 
Zul1980b          Zulevic, D.J.                        Inf. Circ. 81, 1980                                                        
Zul1981           Zulevic, D.J.                        Inf. Circ. 85, 1981                                                        
Zul1982a          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #132, 17, 1982                                 
Zul1982b   ZUL0   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #132, 25, 1982                                 
Zul1983a   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #133, 38, 1983                                 
Zul1983b          Zulevic, D.J.                        Inf. Circ. 91, 1983                                                        
Zul1984a   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #134, 69, 1984                                 
Zul1984b          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #134, 58, 1984                                 
Zul1984c          Zulevic, D.J.                        Inf. Circ. 93, 1984                                                        
Zul1986a          Zulevic, D.J.                        Inf. Circ. 98, 1986                                                        
Zul1986b   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #136, 91, 1986                                 
Zul1986c          Zulevic, D.J.                        Inf. Circ. 99, 1986                                                        
Zul1987           Zulevic, D.J.                        Inf. Circ. 102, 1987                                                       
Zul1988a          Zulevic, D.J.                        Inf. Circ. 106, 1988                                                       
Zul1988b   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #138, 63, 1988                                 
Zul1989a   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #140, 83, 1989                                 
Zul1989b          Zulevic, D.J.                        Inf. Circ. 107, 1989                                                       
Zul1989c   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #140, 99, 1989                                 
Zul1990a          Zulevic, D.J.                        Inf. Circ. 111, 1990                                                       
Zul1990b          Zulevic, D.J.                        Inf. Circ. 112, 1990                                                       
Zul1991a   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #144, 47, 1991                                 
Zul1991b          Zulevic, D.J.                        Inf. Circ. 114, 1991                                                       
Zul1992a          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #146, 53, 1992                                 
Zul1992b          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #146, 57, 1992                                 
Zul1992c          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #146, 61, 1992                                 
Zul1992d          Zulevic, D.J.                        Inf. Circ. 117, 1992                                                       
Zul1992e          Zulevic, D.J.                        Inf. Circ. 118, 1992                                                       
Zul1993a   ZUL1   Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #147, 45, 1993                                 
Zul1993b          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #147, 63, 1993                                 
Zul1993c          Zulevic, D.J.                        Inf. Circ. 119, 1993                                                       
Zul1994           Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #150, 117, 1994                                
Zul1995a          Zulevic, D.J.                        Inf. Circ. 125, 1995                                                       
Zul1995b          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #151, 127, 1995                                
Zul1995c          Zulevic, D.J.                        Inf. Circ. 127, 1995                                                       
Zul1996a          Zulevic, D.J.                        Inf. Circ. 128, 1996                                                       
Zul1996b          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #153, 79, 1996                                 
Zul1996c          Zulevic, D.J.                        Inf. Circ. 129, 1996                                                       
Zul1997a          Zulevic, D.J.                        Inf. Circ. 131, 1997                                                       
Zul1997b          Zulevic, D.J.                        Bull. Obs. Astron. Belgrade #155, 109, 1997                                
Zul1997c          Zulevic, D.J.                        Inf. Circ. 132, 1997                                                       
Zul2000           Zulevic, D.J. (Zulevic et al.)       Serbian AJ 161, 25, 2000                                                   
                                                                                                                                  
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Zwi1895           Zwiers, H.F.                         AN 139, 369, #3336, 1895