National Museum of Nuclear Science & History
Clark worked in the United States Engineer District Office.
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.
A. O. Seidel worked for the Asbestos & Magnesia Materials Company.
Vlacil worked at the 300 Area at Hanford during the Manhattan Project.
