Photometry of stars in galactic cluster fields
By: by A.A. Hoag [and others.
Series: Publications of the U.S. Naval Observatory.; 2d ser., v. 17, pt. 7
Publisher: U.S. Govt. Print. Off.
Published: 1961
Place of publication: Washington
Language: eng
Number of pages: 542
Subjects: Stars -- Photometry; Stars -- Clusters