[Doc Ewen looks into the horn antenna, 1950]
Image courtesy of Doc Ewen

Introduction

Harvard Cyclotron: 1948-1951


Detection of HI Line: 1951

Harvard 24ft and 60ft and NRAO founding: 1952-1956

1950s and 1960s: Two Roads that Crossed

Microwave & Millimeter Wave Applications in the 1970s and 1980s

Mm Wave Radiometry in the 1990s

May 2001 visit to NRAO Green Bank

Bibliography

Permissions


[Doc Ewen and horn antenna, 2001]
Image courtesy of Doc Ewen

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

by Doc Ewen, © 2003

Slide 22: Harvard 60ft Telescope Slides

[Telescope dedication]

Top: Completed telescope on the morning of the dedication, April 28, 1956. Bottom: Professor Bart J. Bok, Co-director of the Agassiz Station Radio Astronomy Project, addressing guests at the dedication ceremony. The first part of the dedication ceremony was held in the 61-inch Wyeth Reflector building. [Photos courtesy of Doc Ewen]

Slide 23
Modified on Monday, 13-Sep-2004 13:47:18 EDT by Ellen Bouton