Photometric investigation of the variable stars in the outer regions of Messier 3
By: by John Henry Hett.
Published: 1942
Place of publication: New York, N.Y
Language: eng
Number of pages: 91
Subjects: Variable stars.; Stars -- Clusters.; Astronomical photometry.
Notes: "References" : p. 79.
Thesis (Ph. D.)--Columbia university, 1942.
Cover-title.
"Reprinted from the Astronomical journal, vol. 50...1942, December."
Vita : p. [3] of cover.