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.
Edward J. Fredrick was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Don A. Mauldion served in the 393rd Bombardment Squadron.
Clarence R. Wayland served in the 320th Troop Carrier Squadron.
