National Museum of Nuclear Science & History
Richard Apple was a research associate at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Thomas Mitchell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Joe W. Howland was a medical officer in charge of special problems in the US Army, stationed in Oak Ridge, Tennessee and Rochester, New York during the Manhattan Project.
Ruth Boe worked at the Met Lab in Chicago from November 1943 through June 1945. She was in Farrington Daniels’ division, in the graphite research section.