National Museum of Nuclear Science & History
Hugh T. Richards was an American physicist. He worked on neutron measurements for the atomic bombs at Los Alamos during the Manhattan Project.
Jens Thornton, or “Jim” (as he went by at Berkeley) was an electrical engineer employed by Stone & Webster engineering firm during the Manhattan Project.
Brown worked in the United State Engineer District Office.
William E. Young served in the 393rd Bombardment Squadron.