National Museum of Nuclear Science & History
Majorie Bliss was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
D. D. Clayton worked for the Roane-Anderson Company.
William P. Jesse was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
F. B. Nevels worked for the Tennessee Eastman Corporation at the Y-12 Plant.
George Koval was an American chemical engineer and one of the most important Soviet spies of the 20th century.