National Museum of Nuclear Science & History
Gerhardt Padalski was a staff worker at Los Alamos during the Manhattan Project.
Sherman D. Kaplan was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
McCants worked in the 200 East Area at Hanford during the Manhattan Project.
E. C. Bellamy worked for the Tennessee Eastman Corporation at the Y-12 Plant.