National Museum of Nuclear Science & History
Kenneth Kline worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Sanford McDonnell was a mechanical engineer with the Special Engineering Detachment at Los Alamos from April 1944 to April 1946.
Miller worked at the 300 Area at Hanford during the Manhattan Project.
Robert Harrison was an engineer in the Special Engineering Detachment (SED) in Oak Ridge, Tennessee from August 1944 to August 1945.