National Museum of Nuclear Science & History
Lou Evelyn Weisser was a staff worker at Los Alamos during the Manhattan Project.
George Ponton served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Gilbert Mathis was an electrical engineer at Los Alamos from 1943 to 1946. He was recruited for the Manhattan Project as a member of the US Army Signal Corps.
Lawrence Langer served in the Special Engineering Detachment and Project Alberta as part of the team that transported and assembled the Little Boy and Fat Man atomic bombs.