Spectrographic studies in the red
By: by Yngve Öhman ...
Series: Contributions from the Mount Wilson Observatory.; no. 498
Published: 1934
Place of publication: [Chicago
Language: eng
Number of pages: 10
Subjects: Stars -- Spectra
Notes: Cover-title.
At head of title: Carnegie Institution of Washington.
"Reprinted from the Astrophysical Journal, vol. 80, 1934."