National Museum of Nuclear Science & History
Sidney Williams was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
E. Prendergast worked for the United States Engineer District Office.
J. E. Whedbee worked for the Edenfield Electric Company.
W. P. Latka worked for the Edenfield Electric Company.
Hanisch worked at the 300 Area at Hanford during the Manhattan Project.