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.
Julian Fleming worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Howard Gest worked for Clinton Laboratories at the X-10 Reactor. Gest was one of the scientists who signed Leo Szilard’s petition against the use of the atomic bomb.
George worked in the United States Engineer District Office.
