National Museum of Nuclear Science & History
John Manthey worked for the United States Engineer District Office.
Bogart worked in the United States Engineer District Office.
Harold B. Nilling was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Sheffield Gordon was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Harris Harold Levee served in the Special Engineering Detachment at the Metallurgical Laboratory at the University of Chicago on the Manhattan Project.
