National Museum of Nuclear Science & History
John Stiles worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Helen J. Arson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Edna Sypult was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Robert Gustison was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
