The Rumford spectroheliograph of the Yerkes Observatory
By: by George E. Hale and Ferdinand Ellerman.
Contributors: Ellerman, Ferdinand, 1869-
Series: Publications of the Yerkes Observatory -- v. 3, pt. 1; Publications of the Yerkes Observatory of the University of Chicago -- v. 3, pt. 1.
Publisher: The University of Chicago Press
Published: 1903
Place of publication: Chicago
Language: eng
Number of pages: 26
Subjects: Spectroheliograph.