National Museum of Nuclear Science & History
H. A. Smith worked for the J.A. Jones Construction Company.
F. F. Brown worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Charles E. Kircher III (1908-1972) was a chemical engineer who worked on the Manhattan Project for DuPont.
Hans Bethe (1906-2005) was a German-American nuclear physicist and winner of the 1967 Nobel Prize in Physics.