National Museum of Nuclear Science & History
G. R. McLeod worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Norma Gross was an American chemist. She was married to an Army lieutenant who was stationed at Los Alamos during the Second World War.
Charles F. McKnight served as a captain in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
Dyer worked for Stone and Webster Engineering Corporation.