National Museum of Nuclear Science & History
Felipe was a staff member at Los Alamos during the Manhattan Project.
Harry Gold was an American laboratory chemist who was convicted of being a courier for a number of Soviet spies during the Manhattan Project, including Klaus Fuchs.
Jack Mullins worked for the Tennessee Eastman Corporation at the Y-12 Plant.
T. R. Young worked for the Tennessee Eastman Corporation at the Y-12 Plant.