National Museum of Nuclear Science & History
Richard Apple was a research associate at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Harold R. Olson served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Enola Gay.
Frank Mason worked for the United States Engineer District Office.
Winfield C. Kinkade served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Enola Gay.