Helen B. Sawyer A Bibliography of Individual Globular Clusters

NGC 6712 (Cont.)
A Bibliography of Globular Clusters 443
1918//M Shapley, 1919//cd Shapley and Shapley, 1920 Barnard, 1920a Lundmark,
19206 Shapley, 1922/ Becker, 1923 Wirtz, 1925 Nabokov, 1925c? Doig,
1926/ Parvulesco, 1926 Reinmuth, 1927 Sawyer and Shapley, 19277, II Shapley
and Sawyer, 1928 van Rhijn, 1929a6 Shapley and Sawyer, 1929 Vorontsov-
Velyaminov, 1930 Parenago, 1930ac/« Shapley, 1931 Nabokov, 1932 Bernheimer,
1933 Stebbins, 1936a& Stebbins and Whitford, 1937 Wilkens, 1939a Sawyer,
1940 Christie, 1941 de Kort, 1941 Copeland, 1942a Oosterhoff, 1943 Shapley
(fig. Ill), 1946a6 Mayall, 1946a6 Mowbray.
NGC 6715 (Messier 54) a lS h 52 m .O, 5 - 30° 32' I 333°, b - 16°
1780 Messier, C. First observation, 1778 July 24.
1780 Messier, 1783 Bode, 1783 Messier, 1828 Dunlop 624, 1847 ]. Herschel
3763, 18627/6 Auwers, 1864 f. Herschel 4442, 1881 Smyth and Chambers, 18826
Flammarion, \m\-d Bigourdan, 1902 Gore, 1904a Webb, 1908 Bailey, 1909
Perrine, 1910 Porter, 1911a Hinks, 1912 Curtis, 1915 Melotte, 1915a Bailey,
1917 Shapley and Davis, 1917c Flammarion, 1918 Curtis, 1918c Charlier, 1918/Je
Shapley, 1919/c, 7/c Shaplev and Shaplev, 1920a Lundmark, 1923 Lundborg,
1925/ Doig, 1925, 1926 Nabokov, 1926/ 'Parvulesco, 1927A ten Bruggencate,
1927 Sawyer and Shaplev, 19277, //, 19296 Shaplev and Sawyer, 1929 Cannon,
1929 Vorontsov-Velyaminov, I930a» Shapley, 1931 Nabokov, 1932. 1933 van de
Kamp, 1935 Shaplev and Saver, 1936a Stebbins and Whitford, 1940 Christie,
1941 de Kort, 1941 Copeland," I«.l46a6 Mayall, 1946a Mowbray.
NGC 6723 a 18 h 56 m .2, 8 - 36° 42' I 328°, 6 - 19 :
1828 Dunlop, J. First observation.
1924 Bailey, S.I. Variable stars in the cluster N.G.C. 6723. Harv. Circ, no. 266.
1932 van Gent, H. Provisional ephemerides of 63 new and 3 known variable
stars in or near the constellation Corona Australis. B. A. TV., v. 6,
pp. 163-84.
1933 van Gent, H. Discussion of 122, mostly new, variable stars in or near the
constellation Corona Australis. B. A. TV., v. 7, p. 21.
1828 Dunlop 573, 1S47 J. Herschel 3770, 1864 J. Herschel 4450, 1867 Schmidt,
1881 Smyth and Chambers, 1897, 1898// Pickering, 1902a6c, 1908 Bailey, 1910
Porter, 1911a Hinks, 1915 Melotte, 1915a, 1918a Bailey, 1918c Charlier, 1918/c,
lie Shapley, 1919/c, lie Shapley and Shapley, 1920 Hoffmeister, 1920a Lundmark,
1923 Lundborg, 1926/ Parvulesco, 1927 Sawyer and Shapley, 1927/, 77, I929a6
Shapley and Sawyer, 1929 Cannon, 1929 Vorontsov-Velyaminov, 1930a/«
Shapley, 1931 Nabokov. 1932, 1933 van de Kamp, 1932a Sawyer, 1935 Shapley
and Saver, 1936a Stebbins and Whitford. 1939a Sawyer, 1940 Christie, 1941
de Kort, 1941 Copeland, 1944// Sawyer, 1946a6c Mayall, 1946ao Mowbray.
NGC 6752 a 19 h 06 n '.4, 5 - 60 04' / 304°, 6 - 27°
1828 Dunlop, J.
First observation.
1828 Dunlop 295, 1847 J. Herschel 3778, 1861 J. Herschel, 1864 J. Hera he!
4467, 186S Webb. 1881 Smyth and Chamber-, 1895, 1897, L898// Pickering,
1902a, 1908 Bailey, 1911a Hinks, 1913 Chapman, 1915 Melotte, L915a Bailey,
1918c Charlier, L918//e Shapley, 1919/c, 77c Shapley and Shapley, 1920 Hoffmeister,
1920a Lundmark, 1926J Parvulesco, 1927A ten Bruggencate, 1927
Sawyer and Shapley, 1927/, //, L929a6 Shapley and Sawyer, 1929 Cannon,
L930a/« Shapley, 1931 Nabokov, 1932, L933 van de Kamp, 1935 Shaplev and
., 1939a Sawyer, 1941 de Kort, I'.MI Shapley, 1!'!:, Sawver, I946d M 11.