Sun-spot lines in the spectra of red stars
By: by George E. Hale and Walter S. Adams ...
Contributors: Adams, Walter Sydney, 1876-1956, joint author.
Series: Contributions from the Solar Observatory, Mt. Wilson, California,; no. 8
Published: 1906
Place of publication: [Chicago
Language: eng
Subjects: Stars -- Spectra.
Notes: Cover-title.
At head of title: Carnegie Institution of Washington.
Reprinted from the Astrophysical journal, vol. XXIII, p. 400-405, June 1906.