National Museum of Nuclear Science & History
Sidney Williams was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Albert S. Kerns was a mechanical engineer assigned to the SED (Special Engineer Detachment) at Los Alamos, New Mexico.
E. F. Hutchinson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Charles C. Fabinack served in the 603rd Air Engineering Squadron.