Elmer G. Grossman

J. C. Hart

Hart worked at the 300 Area at Hanford during the Manhattan Project.

George Koval

George Koval was an American chemical engineer and one of the most important Soviet spies of the 20th century.

Wesley V. Nissen

James F. Schumar

James F. Schumar was a metallurgist. In 1940, he became Chief Metallurgist at Wolverine Tube Company.