National Museum of Nuclear Science & History
Grace Hardin worked for the J.A. Jones Construction Company.
Marcus Laurence Elwin Oliphant (1901-2000) was an Australian physicist who helped push the United States to create an atomic bomb program.
George L. Brabenec was a master sergeant in the 393rd Bombardment Squadron. He served as the flight engineer of the Necessary Evil, but flew in the Big Stink during the Nagasaki mission.
Walter Rasmussen worked for the United States Engineer District Office.