National Museum of Nuclear Science & History
R. A. Johnston worked for the United States Engineer District Office.
Edward Simon worked for the Roane-Anderson Company.
George C. Hollowwa was a member of the Army Air Corps and a weapons expert. During and after World War II, he was involved in the assembly and testing of atomic weapons.
Carl C. Mason served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Up An’ Atom.
C. V. Edwards worked for the Watson-Flagg Engineering Company.