National Museum of Nuclear Science & History
Frank Vaughan was a research associate at the Chicago Met Lab during the Manhattan Project.
George Miller was a research assistant at the University of Chicago Met Lab. He was present when Chicago Pile-1 went critical on December 2, 1942.
Adam J. Castellitto served in the 393rd Bombardment Squadron.
R. E. Hoffman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. C. Brandau worked for the William A. Pope Company.