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Helen B. Sawyer A Bibliography of Individual Globular Clusters

Helen B. Sawyer A Bibliography of Individual Globular Clusters

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NGC 6205 (Cont.)<br />

A <strong>Bibliography</strong> <strong>of</strong> <strong>Globular</strong> <strong>Clusters</strong> 423<br />

1921 Shapley, H. The scale <strong>of</strong> the universe. Pt. 1. Xat. Res. Conn. Bull.,<br />

Wash., v. 2, p. 171.<br />

1921 Curtis, H. D. The scale <strong>of</strong> the universe. Pt. 2. Nat. Res. Conn. Bull.,<br />

Wash., v. 2, p. 194.<br />

1922 Kapteyn, J. C, and van Rhijn, P. J. The proper motion <strong>of</strong> 8 Cephei stars<br />

and the distances <strong>of</strong> the globular clusters. B. A. X., v. 1, p. 37.<br />

1922 Trumpler, R. Comparison and classification <strong>of</strong> star-clusters. Allegheny<br />

Pub., v. 6, pp. 64-74.<br />

1923 Kopff, A. Uber die Haufigkeitsfunktion beim Sternhaufen M 13. A. X.,<br />

v. 219, pp. 311-16.<br />

1923 Hopmann, J. Uber die kosmische Stellung der Kugelhaufen und Spiral-<br />

nebel. ,1. X., v. 218, pp. 97-110.<br />

1923 Freundlich, E., and Heiskanen, W. Uber die Verteilung der Sterne<br />

verschiedener Massen in den kugelformigen Sternhaufen. Z.f. Phys., v. 14,<br />

p. 226.<br />

1923 Freundlich, E. Zur Dynamik der kugelformigen Sternhaufen. Phys. Z.,<br />

v. 24, pp. 221-3.<br />

1924 ten Bruggencate, P. Uber Reste einer Spiralstruktur in Sternhaufen.<br />

Z.f. Phys., v. 24, pp. 48-51.<br />

1924 Nabokov, M. La grandeur stellaire integrate d'amas et de nebuleuses.<br />

Rus. A. J., v. 1 (1), pp. 115-8.<br />

1924 Nabokov, M. La distribution de l'eclat de 1'image extrafocale de l'amas<br />

stellaire NGC 6205, Messier 13. Rus. A. J., v. 1, pp. 109-14.<br />

1924 Shapley, H. Photographic magnitudes in Messier 13. Hare. Bull., no. 797.<br />

1924 Barabascheff, N. Uber die Helligkeitsverteilung im Sternhaufen M 13.<br />

A. X., v. 200, pp. 299-300.<br />

1924 van Maanen, A. Investigations on proper motion. Eleventh paper:<br />

The proper motion <strong>of</strong> Messier 13 and its internal motion. .1//. W. Cont.,<br />

no. 284; Ap. J., v. 61, pp. 130-6.<br />

1925 Guthnick, P. Kugelhaufen, inbesondere uber gemeinsam mit Herrn R.<br />

Prager begonnene Untersuchungen an M 3, M 13, M 15 und M 92. (Abs.)<br />

K. Preuss. Ak. Wiss. Phys.-Math. Kl. Sitz., no. 28, p. 508.<br />

1925 Stromgren, E. Om bevaegelses mulighederne i stjernehobe. Nord.A.Tids.,<br />

v. 6, pp. 21-8.<br />

1926 Bailey, S. I. Star clusters and nebulae. Science Monthly, v. 22, pp. 415-19;<br />

Han: Repr., no. 29.<br />

1926 Pariisky, M. L'essai sur 1'estimation de la masse et du nombre d'etoiles de<br />

l'amas globulaire Messier 13. Rus. A. J., v. 3 (1), pp. 10-19.<br />

1927 Heckniann, O. P. ten Bruggencate, Sternhaufen. (Analysis). A. G.<br />

Viert., v. 62, pp. 180-91.<br />

1927 Parenago, P. Ober die Helligkeit der Sternhaufen. Moskau Bull. Obs*<br />

Corp., no. 9, pp. 60-2.<br />

1927 van Maanen, A. Investigations on proper motion. Twelfth paper. The<br />

proper motions and internal motions <strong>of</strong> Messier 2, 13, 56. Ap. J., v. 66, pp.<br />

89-112; Mt. W. Cont., no. 338; The proper motions <strong>of</strong> the globular clusters<br />

Messier 13, 56, and 2, and their internal motions. K. Ak. wetens. Amsterdam,<br />

Verslag., v. 30, no. 6, pp. (is()-4.

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