National Museum of Nuclear Science & History
Gene Hall worked for the Union Carbide & Carbon Corporation.
Robert Neath worked for the United States Engineer District Office.
Dick Kosh was an American physicist. He worked at the Los Alamos site during the war, arriving from the University of Wisconsin, Madison, and then stayed afterwards.
Rachel Gilbreath was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.