Noted on the polarization of the north sky
By: by Harold D. Babcock. The orbit of the spectroscopic binary Boss 2285, by Alfred H. Joy and Giorgio Abetti ...
Contributors: Joy, Alfred H. 1882-1973.; Abetti, Giorgio, 1882-1982, joint author.
Series: Contributions from the Mount Wilson observatory.; nos. 171 and 172
Published: 1919
Place of publication: [Chicago
Language: eng
Subjects: Polarization (Light); Double stars.
Notes: Cover-title.
At head of title: Carnegie Institution of Washington.
Reprinted from the Astrophysical journal, vol. I, nos. 3 and 5, October and December, 1919."