National Museum of Nuclear Science & History
G. E. McAllister worked for the United States Engineer District Office.
Marguerite Anderson was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
P. S. Stovall worked for the United States Engineer District Office.
J. E. Grumbach worked for the Edenfield Electric Company.
John P. Hove was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.