National Museum of Nuclear Science & History
Frederick Rich worked for the Union Carbide & Carbon Corporation.
Enrico Fermi (1901-1954) was an Italian physicist and recipient of the 1938 Nobel Prize in Physics. In 1942, Fermi relocated to the Chicago Met Lab, where he built an experimental reactor pile under Stagg Field at the University of Chicago.
Gerow worked in the United States Engineer District.
J. W. Hitch worked for the Tennessee Eastman Corporation at the Y-12 Plant.