National Museum of Nuclear Science & History
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.
Hughes worked at the 200 West Area at Hanford during the Manhattan Project.
Lewis worked in the 200 W Area at Hanford during the Manhattan Project.