National Museum of Nuclear Science & History
P. N. Smith worked for the H. K. Ferguson Company.
W. E. Young worked for the J.A. Jones Construction Company.
Frederick C. Krug served in the 393rd Bombardment Squadron.
Robert Plott was a research assistant at the Chicago Met Lab during the Manhattan Project.
C. E. Twigg worked for the Tennessee Eastman Corporation at the Y-12 Plant.