National Museum of Nuclear Science & History
L. C. Manheimer worked for the Roane-Anderson Company.
C. D. Greenway worked for Clinton Laboratories at the X-10 Reactor.
Robert J. Stock served as a sergeant in the 393rd Bombardment Squadron. He was regularly assigned as a tail gunner to the Bockscar, but did not fly on that plane during the Nagasaki bombing mission in August of 1945.
E. F. Ryan worked for the United States Engineer District Office.