Photography of the near infra-red region of stellar spectra
By: by Paul W. Merrill ...
Series: Contributions from the Mount Wilson Observatory.; no. 486
Published: 1934
Place of publication: [Chicago
Language: eng
Number of pages: 20
Subjects: Stars -- Spectra.; Infrared spectra.; Astronomical photography.
Notes: Cover-title.
At head of title: Carnegie Institution of Washington.
"Reprinted from the Astrophysical Journal, vol. LXXIX, 1934."