National Museum of Nuclear Science & History
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.
John Geffel worked at Oak Ridge as the Prime Building Contractor for Construction of the Oak Ridge facilities.
Chapman worked at the 200 West Area at Hanford during the Manhattan Project.
Attended Texas A&M University.