National Museum of Nuclear Science & History
Frank E. Keene was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. L. Murray worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.