National Museum of Nuclear Science & History
R. M. Smith worked for the United States Engineer District Office.
Gritten worked in the United States Engineer District Office.
J. D. Graves worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.