Galactic and extragalactic studies
Subtitle: XI : Note on the period frequency of galactic cepheids
By: by Harlow Shapley
Series: Harvard reprint -- 214
Publisher: Astronomical Observatory of Harvard College
Published: 1940
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 688
Other titles: Note on the period frequency of galactic cepheids
Notes: "Reprinted from the Proceedings of the National Academy of Sciences, Vol. 26, no. 12, ... December 1940."

Includes bibliographical references.