National Museum of Nuclear Science & History
Ralph Crisco worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Leonard M. Blumenfeld served in the 393rd Bombardment Squadron.
Dorothy McKibbin was responsible for welcoming new recruits to the Manhattan Project. Known by many as the “Gatekeeper to Los Alamos,” McKibbin ran the Santa Fe office at 109 East Palace for the Los Alamos National Laboratory during World War II.
Leo Safranski was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
