National Museum of Nuclear Science & History
David Schauffler was a staff worker at Los Alamos during the Manhattan Project.
Alfred Pfanstiehl was a junior physicist at the Chicago Met Lab during the Manhattan Project. Pfanstiehl was a signatory of the Szilard Petition, an attempt to avert military use of the atomic bomb against Japan.
Jesse Sligh was a member of the Military Police at Los Alamos.