National Museum of Nuclear Science & History
C. C. Martin worked for the Roane-Anderson Company.
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.
Richard J. Dillman served in the 393rd Bombardment Squadron.
C. L. Young worked for the Tennessee Eastman Corporation at the Y-12 Plant.