National Museum of Nuclear Science & History
Joel S. Denham, Jr. served as a staff sergeant in the 393rd Bombardment Squadron.
Kay Manley, Canadian-born, came to the United States in 1933 to study. She and her husband John Manley were at the Manhattan District in Chicago, when her husband was personally called by Leo Szilard and asked to move from the Met Lab to Los Alamos.
Allen A. Birkenkamp served in the 1st Ordnance Squadron.
Gebhart worked in the 200 East Area at Hanford during the Manhattan Project.
