National Museum of Nuclear Science & History
M. L. Piker worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Daniel J. Keefe was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
S. B. Gage worked for the Kellex Corporation at the K-25 Plant.
Gorman worked in the United States Engineer District Office.
