National Museum of Nuclear Science & History
Sherman Winters was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
William Kunkle worked for the Roane-Anderson Company.
George W. Campbell was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
M. R. Pierce worked for the Kellex Corporation at the K-25 Plant.