National Museum of Nuclear Science & History
Heatherington worked for Stone and Webster Engineering Corporation.
A. S. Preston worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Clifford E. Willison served in the 1027th Air Material Squadron.
John A. Wilson served as a captain in the 393rd Bombardment Squadron. He was the aircraft commander on the B-29 Jabit III on the Hiroshima mission.