National Museum of Nuclear Science & History
Edith Levin worked for the United States Engineer District Office.
Earl Rau served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Bill Hartnett worked in plutonium metallurgy for the Manhattan Project at the Hanford Engineer Works from January 1943 to December 1946.
G. C. Henderson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
