National Museum of Nuclear Science & History
O. H. Moyer worked for the J.A. Jones Construction Company.
Dr. Joseph Katz was a chemist at Argonne National Laboratory at the Metallurgical Lab in Chicago. Katz was a part of a team that studied ways to make the diffusion of U-235 to U-238.
George H. Cohen served as a 1st lieutenant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.