National Museum of Nuclear Science & History
Henry J. Wollweber was a guard at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
J. N. Holt worked for the United States Engineer District Office.
Skinner worked at the 300 Area at Hanford during the Manhattan Project.
Mary T. Burke was a research assistant in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago during the Manhattan Project.
William Thomas was a staff worker at Los Alamos during the Manhattan Project.