National Museum of Nuclear Science & History
Ira Carpenter worked for the Edenfield Electric Company.
Don Mester worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Daniel N. Koshland was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John Vach was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
