National Museum of Nuclear Science & History
R. E. Hoffman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Lionel Ames is an Army and Manhattan Project veteran, who worked at Los Alamos. His is also the brother of Maurice Shapiro, who was a Los Alamos scientist.
William Byrnes served in the 1st Ordnance Squadron.
Groht worked for Stone and Webster Engineering Corporation.