National Museum of Nuclear Science & History
George Koval was an American chemical engineer and one of the most important Soviet spies of the 20th century.
Robert Krohn was born in Milwaukee, Wisconsin December 26, 1919. He attended the University of Wisconsin and graduated from the Electrical Engineering School in June of 1942.
V. E. Barton worked for the Roane-Anderson Company.
Henry Paul was a staff worker at Los Alamos during the Manhattan Project.
