428 Publications <strong>of</strong> the David Dunlap Observatory NGC 6266 (Messier 62) a 16 h 58 m .l, 5 - 30° 03' / 321°, 6 + 06° 1780 Messier, C. Firsl observation. 1771 June 7. Position, June 4, 1779. 1898 Pickering, E. C. Variable -tars in clusters. Harv. Circ, no. 33; A. N., v. 147, p. 347; A p. J., v. 8, p. 257. (Asymmetry). 1915 Bailey, S. I. <strong>Globular</strong> cluster-: distribution <strong>of</strong> stars. Harv. Ann., v. 76, no. 4. 1918 Shapley, H., and Davis, 11. Note on the distribution <strong>of</strong> stars in the globular cluster Messier 5. .1. 5. P. Pub., v. 30, pp. 164-5. 1922 Slipher, V. M. Further notes on spectrographs observations <strong>of</strong> nebulae and clusters. (Abs.) Pop. Astr., v. 30, pp. 9-11. 17S0 Messier, 1783 Bode, 1784 Messier, 1814
A <strong>Bibliography</strong> <strong>of</strong> <strong>Globular</strong> <strong>Clusters</strong> 429 NGG 6284 a 17 h 01 m .5, 5 - 24 : 41' I 326°, 6 - 09 c 1786 Herschel, \V. First observation, 17S4 May 22. 1943 <strong>Sawyer</strong>, H. B. New variable stars in four globular clusters in Ophiuchus. Diuilap Putt., v. 1, no. 14 (plate). (Abs.) Investigations in four faint globular clusters in Ophiuchus. Am. A. S. Pub., v. 10, p. 334. Summary, Federer, Sky and Telescope, v. 2, no. 21, p. 12. 1786 W. Herschel VI 11. 1814d, 1818a W. Herschel, 1833 ]. Herschel 1976, 1847 T. Herschel 3665, 1856 d'Arrest. 18627/a Auwers, 1864 J. Herschel 4268. 1867 Schmidt, 1867 d'Arrest, 1875 Schonfeld, 1878a Drever, 1 SSI Smyth and Chambers, 1888 Ginzel, 1891-c Bigourdan, 1894 Loewv and Perigaud, lS98a Howe. 1907 Holetschek, 1908 Bailev, 1909 Perrine, 1910 Porter. 1911 Wirtz, 1911a Hinks, 1915 Melotte, 1915a Bailey, 1918c Charlier, 1918Iie Shaplev, 1919/c, lied Shaplev and Shaplev, 1920a Lundmark, 1920o Shaplev. 1923 Lundborg, 1926 Doig, 1926/ Parvulesco, 1927 <strong>Sawyer</strong> and Shaplev. 19277. II, 19296 Shaplev and <strong>Sawyer</strong>, 1929 Cannon, 1929 Vorontsov-Velyaminov, Parenago. 1930a?? Shaplev. 1931 Nabokov, 1932. 1933 van de Kamp, 1930 1935 Shaplev and Saver, 1936ac Stebbins and Whitford, 1940 Christie, 1946a/3 Mayall, 1946a Mowbray. 1941 de Kort, NGC 6287 a 17 h 02m .l, b - 22 a 38' I 328°, >> - 10 5 1786 Herschel, \V. First observation, 1784 May 21. 1943 <strong>Sawyer</strong>, H. B. New variable stars in four globular clusters in Ophiuchus. D.unlap Pub., v. 1, no. 14 (plate). (Abs.) Investigations in four faint globular clusters in Ophiuchus. Am. A. S. Pub., v. 10, p. 334. Summary, Federer, Sky and Telescope, v. 2, no. 21, p. 12. 1786 W. Herschel II 195, 1847 J. Herschel 3666, 18627/a Auwers, 1864 J. Herschel 4269, 1867 Schmidt, 1881 Smvth and Chambers, 1S90 d'Engelhardt, 1891-c Bigourdan, 1898a Howe, 1904, 1907 Holetschek, 1909 Perrine, 1910 Porter, 1911 Wirtz, 1912 Curtis, 1915 Melotte, 1915a Bailev, 1918 Curtis, 1918c Charlier, 19187/eg Shaplev, \9l9IIcd Shaplev and Shaplev. 1920/3 Shaplev, 1920a Lundmark, 1925, 1926 Nabokov, 1926/ Parvulesco. 1927 Sawver and Shaplev, 19277, II, 19296 Shaplev and Sawver, 1929 Yoromsov-Yelvaminov, 1930 Parenago, 1930a?z Shaplev, 1931 Nabokov, 1932, 1933 van de Kamp, 1935 Shaplev and Saver. 1936aftc Stebbins and Whitford, 1940 Christie, 1941 de Kort, 1946a" Mayall, 1946a Mowbray. NGC 6293 a 17 h 07 m .l, 5 - 26 30' / 325°, b + 07° 1786 Herschel, W. First observation, 1784 May 24. 1915 Knox Shaw, H. Note on the nebulae and star clusters shown on the Franklin-Adams plates. M. X, v. 76, p. 106. 1943 <strong>Sawyer</strong>, H. B. New variable stars in four globular clusters in Ophiuchus. Dunlap Pub., v. 1, no. 14 (plate). (Abs.) Investigations in four faint globular clusters 'in Ophiuchus. Am. A. S. Pub., v. 10, p. 334. Summary, Federer, Sky and Telescope, v. 2, no. 21, p. 12, 1786 W. Herschel VI 12, 1818a W. Herschel, 1833 I. Herschel 1977,1847 J. Herschel 3667. 1855, 1S56 d'Arrest, 18627/a Auwers. 1864 ]. Herschel 4270. 1881 Smvth and Chambers, 1890 d'Engelhardi, 1891-c* Bigourdan, 1894 Loewy and Perigaud, 1907 Holetschek, 1908 Bailey, 1909 Perrine, 1909 Winnecke, 1910 Porter, 1911a Mink-. 1915 Melotte, 1915a, L918& Bailey, litis, Charlier. I9l811e Shapley, 1919/c, lied Shaplev and Shaplev, 1920 Barnard. 1920a Lundmark, L)20/; Shaplev. 1023 Lundborg, 1925, 1926 Nabokov, 1926 Doig,
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