National Museum of Nuclear Science & History
Edna Sypult was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
R. G. Humphries worked for the United States Engineer District Office.
W. W. Hering worked for the United States Engineer District Office.
Clyde Ramsey worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Aquilla Parsons was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.