National Museum of Nuclear Science & History
J. R. Maddy worked for the United States Engineer District Office.
Charles D. Harrington was the President of Douglas United Nuclear, which helped manage some of reactor operations at Hanford beginning in 1965.
Clarence Trammell was a staff worker at Los Alamos during the Manhattan Project.
Harry Pearlman worked for the Tennessee Eastman Corporation at the Y-12 Plant.