National Museum of Nuclear Science & History
Aage Niels Bohr (1922-2009) was a Danish nuclear physicist and winner of the 1975 Nobel Prize in Physics.
Elizabeth Painter (later Elizabeth Painter Marcus) was an associate biologist in the Health Division at the University of Chicago Metallurgical Laboratory.
Ralph McElroy worked for the Kellex Corporation at the K-25 Plant.
H. B. Marcum worked for the Union Carbide & Carbon Corporation.