National Museum of Nuclear Science & History
Smith worked at the 100-D Area at Hanford during the Manhattan Project.
Raycliffe C. Davis was a graduate of Central College in Pella, Iowa. He joined the Army while living in Cedar Rapids, IA, and was assigned with Special Engineering Detachment in Oak Ridge, TN in April 1944.
John W. Gofman was an American scientist who helped develop plutonium separation techniques during the Manhattan Project.