National Museum of Nuclear Science & History
H. G. Arnett worked for the Roane-Anderson Company.
George W. Marquardt served as a captain in the 393rd Bombardment Squadron. Although he was regularly assigned to the Up An’ Atom, he flew in the mission to bomb Hiroshima as the aircraft commander of the Necessary Evil.
Floyd L. Hatch served in the 1027th Air Material Squadron.
