National Museum of Nuclear Science & History
Bergman worked in the United States Engineer District Office.
Francis J. Schramke 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 Top Secret.
H. F. Bickers worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Gavin Hadden was an American civil engineer who served as special assistant to General Leslie R. Groves during the Manhattan Project.
