National Museum of Nuclear Science & History
Ira Carpenter worked for the Edenfield Electric Company.
Watt Smith worked for the United States Engineer District Office.
Lillian Guadagna was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
C. P. Coleman worked for the J.A. Jones Construction Company.
Violet Jones worked for the United States Engineer District Office.