National Museum of Nuclear Science & History
Halpern worked in the United States Engineer District Office.
Herbert E. Lindemann served in the 509th Headquarters and Base Services Squadron.
John W. Castater served in the 320th Troop Carrier Squadron.
Fred A. Hoey served as a 1st lieutenant in the 393rd Bombardment Squadron. He was the navigator 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.