National Museum of Nuclear Science & History
John Deal worked for the Kellex Corporation at the K-25 Plant.
Harris Harold Levee served in the Special Engineering Detachment at the Metallurgical Laboratory at the University of Chicago on the Manhattan Project.
L. C. Blitzblace worked for the Roane-Anderson Company.
Helen J. Arson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
