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

"Doc Ewen: The Horn, HI, and other events in U.S. Radio Astronomy" is a web resource describing H.I. (Doc) Ewen's work from 1948 through the 1990s. Written by Ewen between 2003 and 2005, and illustrated with many photos and diagrams from his collection, the pages describe the detection of the HI line in 1951, early US radio astronomy history, including the building of the Harvard 24- and 60-foot antennas and the founding of NRAO, developments in millimeter and radiometric instrumentation in the 1970s through the 1990s, and Doc Ewen's continuing work in radiometry.

Papers of H.I. (Doc) Ewen

Preferred citation for Doc Ewen: The Horn, HI, and other events in U.S. Radio Astronomy: National Radio Astronomy Observatory/Associated Universities, Inc. Archives, H.I. (Doc) Ewen. After the initial citation, abbreviations may be used: NRAO/AUI Archives, Ewen. Please note that NRAO does not have publication rights for many of the photographs used by Ewen.

See also the Papers of Woodruff T. Sullivan III, which include a 135 minute oral interview with Ewen conducted in 1979.

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