National Museum of Nuclear Science & History
Eugene Edwards worked for the Roane-Anderson Company.
George A. Ullrich was a chemist who performed analytical research at Clinton Laboratories in Oak Ridge, TN during the Manhattan Project.
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.
Ross H. Johanson served in the 603rd Air Engineering Squadron.