National Museum of Nuclear Science & History
Fred Hughes was a Reactor Operator at the Hanford B Reactor from 1943 through the end of the war. He worked for the DuPont Company, who transferred him from Prior, Oklahoma to Hanford in 1943.
Arthur Levy was a member of the Special Engineering Detachment responsible for developing high explosive casting procedures for the Fat Man plutonium bomb at S-Site at Los Alamos.
Jesus Royball was a staff worker at Los Alamos during the Manhattan Project.