National Museum of Nuclear Science & History
Clarence Francis Hiskey (1912-1998) was an American chemist and Soviet spy. He worked at Columbia University and the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Archie Massey worked for the Kellex Corporation at the K-25 Plant.
Thomas Cowley was a Military Policeman assigned to Post Security at Los Alamos, New Mexico during the Manhattan Project.
