National Museum of Nuclear Science & History
Melvin Bengston was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Corinne Smith worked for the Tennessee Eastman Corporation at the Y-12 Plant.
H. F. Koch worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Stanley Krzyck was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.