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.
Frank M. Briese served as a master sergeant in the 393rd Bombardment Squadron. He was the flight engineer of the B-29 Full House, which served as a weather reconnaissance plane on the Hiroshima bombing mission, and the backup strike plane on Iwo Jima on the Nagasaki mission.
Martin G. Murray served as a corporal in the 393rd Bombardment Squadron. He was regularly assigned to the Necessary Evil as a tail gunner, but flew in the Big Stink in the Nagasaki Mission.