National Museum of Nuclear Science & History
C. A. Norris worked for the Midwest Piping and Supply Company.
F. C. Fox worked for the Union Carbide & Carbon Corporation.
Marion Mandel was a laboratory technician in the Health Division at the University of Chicago Met Lab.
Joseph M. DiJulio served as a sergeant in the 393rd Bombardment Squadron. He was regularly assigned as a radar operator on the Up An’ Atom, but did not fly in that plane during the August 1945 bombing missions on Hiroshima and Nagasaki.