On the establishment of red standards by photographic methods
By: by Cecilia Payne Gaposchkin and Sergei Gaposchkin
Contributors: Gaposchkin, Sergei, 1898- joint author
Series: Annals of the Astronomical Observatory of Harvard College -- v. 89, no. 5
Publisher: Observatory
Published: 1935
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 100
Subjects: Astronomical photometry
Notes: Caption title.