The vacuum hot-spark spectrum of zinc in the extreme ultra-violet region ...
By: by Ralph Alanson Sawyer ...
Published: 1921
Place of publication: [Chicago
Language: eng
Number of pages: 300
Subjects: Ultraviolet spectra; Zinc -- Spectra
Notes: Thesis (PH. D.)--University of Chicago, 1919.
"Private edition, distributed by the University of Chicago libraries, Chicago, Illinois."
"Reprinted from the Astrophysical journal, vol. LII, no. 5, December, 1920."