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.
J. J. Boudreau worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Raymond Elliot Zirkle was a radiobiologist who worked at numerous Manhattan Project sites during World War II.
Gifford worked at the 200 West Area at Hanford during the Manhattan Project.