National Museum of Nuclear Science & History
Major John J. Moran was assigned to the Manhattan Engineer District in Oak Ridge, TN from June 6, 1942 to January 12, 1946.
Paris Howard was a member of the Special Engineering Detachment (SED) assigned to Los Alamos from May 1945 to April 1946.
Secundino Roybal was a staff worker at Los Alamos during the Manhattan Project.