Photographic observations of variable stars during the years 1886 to 1905 forming a part of the Henry Draper memorial
By: prepared by Williamina P. Fleming ... under the direction of Edward C. Pickering ...
Series: Harvard Univ. Observatory. Annals of the Astronomical Observatory of Harvard College,; vol. XLVII, pt. II
Publisher: The Observatory
Published: 1912
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 280
Subjects: Variable stars.; Stars -- Photographic measurements.
Notes: Running title: Photographic magnitudes of 107 variable stars of long period.