Doc Ewen

Doc Ewen: The Horn, HI, and Other Events in US Radio Astronomy

by Doc Ewen, © 2003

Slide 32: Detecting the Interstellar Hydrogen Line, 1951

[Purcell, Bowen, and Ewen]

Ed Purcell, Taffy Bowen, and Doc Ewen. [Photo courtesy of Doc Ewen and NRAO/AUI]

Slide 33
Modified on by Ellen Bouton