National Museum of Nuclear Science & History
John Patton worked for Clinton Laboratories at the X-10 Reactor.
George Kehl was a metallurgist and professor at Columbia University’s School of Mines. He worked at Los Alamos on the Manhattan Project.
Sadler worked at the 100-B Area at Hanford during the Manhattan Project.
Hoover worked at the 300 Area at Hanford during the Manhattan Project.