Further evidence on the brightness of the stars of the north polar sequence
By: by Frederick H. Seares and Milton Humason. Revised magnitudes for stars near the North pole, by Frederick H. Seares ...
Contributors: Humason, Milton L. 1891-1972, joint author.
Series: Contributions from the Mount Wilson Observatory.; nos. 234 and 235
Published: 1922
Place of publication: [Chicago
Language: eng
Number of pages: 23
Subjects: Stars -- Magnitudes.; Stars -- Photographic measurements.
Notes: Cover-title.
At head of title: Carnegie Institution of Washington.
"Reprinted from the Astrophysical Journal, vol. LVI, 1922."