National Museum of Nuclear Science & History
H. H. Denny worked for the H. K. Ferguson Company.
Robert Harrison was an engineer in the Special Engineering Detachment (SED) in Oak Ridge, Tennessee from August 1944 to August 1945.
Robert M. Donnell served as a 1st lieutenant in the 393rd Bombardment Squadron. He was the flight engineer regularly assigned to the B-29 Strange Cargo.
J. B. Allen worked for the Tennessee Eastman Corporation at the Y-12 Plant.