National Museum of Nuclear Science & History
Raymond P. Biel served as a second lieutenant in the 393rd Bombardment Squadron. He was the co-pilot of the B-29 Full House, which served as a weather reconnaissance plane on the Hiroshima bombing mission, and the backup strike plane on Iwo Jima on the Nagasaki mission.
Leon Matlock worked for the Kellex Corporation at the K-25 Plant.
Johnston worked at the 300 Area at Hanford during the Manhattan Project.