National Museum of Nuclear Science & History
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.
Luis Romero was a staff worker at Los Alamos during the Manhattan Project.
Frank Mason worked for the United States Engineer District Office.