Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Morris R. Jeppson served as a lieutenant in the 1st Ordnance Squadron. He also worked as a weapons test officer. He was the assistant weaponeer on the Enola Gay on the Hiroshima bomb mission.

Related Profiles

J. B. Copeland

Oak Ridge, TN

James Armstrong

Los Alamos, NM

Roy W. Carlson

University of California, Berkeley

Roy W. Carlson was an engineer. He worked on the Manhattan Project at Los Alamos and the University of California, Berkeley, as a member of the Explosives Division and Group X-2A.

G. R. Calhoun

B Reactor/100 Area

Calhoun worked at the 100-B Area at Hanford during the Manhattan Project.