National Museum of Nuclear Science & History
Ray Moneyhun worked for the Fercleve Corporation.
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.
E. C. Dunlop worked at the 100-B Area at Hanford during the Manhattan Project.