National Museum of Nuclear Science & History
Warren Poppino Spencer (1898-1969) was an American geneticist who studied low-dosage radiation as part of the Manhattan Project at the University of Rochester.
Chester J. Krajewski served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.
S. J. Helfman worked for the J.A. Jones Construction Company.