National Museum of Nuclear Science & History
Howard Egan worked for the Tennessee Eastman Corporation at the Y-12 Plant.
B. H. Ronfeld served in the 509th Headquarters.
Norene Mann was a secretary at the University of Chicago Met Lab. She worked for Nobel laureate James Franck, but often also acted as a secretary for Leo Szilard.
H. L. Dickenson worked for the Tennessee Eastman Corporation at the Y-12 Plant.