National Museum of Nuclear Science & History
S. J. Helfman worked for the J.A. Jones Construction Company.
M. M. Fielder worked for the Tennessee Eastman Corporation at the Y-12 Plant.
George C. Hollowwa was a member of the Army Air Corps and a weapons expert. During and after World War II, he was involved in the assembly and testing of atomic weapons.
Lois Roy worked for the United States Engineer District Office.
