National Museum of Nuclear Science & History
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.
Bradley Marmon is a Manhattan Project veteran. Marmon was born in New York on November 15, 1925.
Gertrude Steel was a junior chemist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
