National Museum of Nuclear Science & History
C. L. Dudley worked for the Roane-Anderson Company.
Ward A. Bouvier served from November 1943 to the end of the war, designing and producing precision instruments used by the scientific personnel at the Met Lab of the University of Chicago.
John Costa worked at the shop in the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. H. Thompson worked for the H. K. Ferguson Company.