National Museum of Nuclear Science & History
Marle Velde worked for the Kellex Corporation at the K-25 Plant.
Earl K. Hyde was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Paul W. Gruning served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the bombardier on the B-29 Jabit III on the Hiroshima mission.