National Museum of Nuclear Science & History
Ethal Moonan was a staff worker at Los Alamos during the Manhattan Project.
N. A. Powell worked for the Kellex Corporation at the K-25 Plant.
Harold Fidler was an Army major and a civil engineer for the Corps of Engineers. Fidler began working at the Radiation Laboratory at Berkeley with Ernest O.
R. W. McKee worked for the Tennessee Eastman Corporation at the Y-12 Plant.
