National Museum of Nuclear Science & History
Grayce Taylor worked for the Roane-Anderson Company.
Tompkins worked for Stone and Webster Engineering Corporation.
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.
E. P. Carmichael worked for the Tennessee Eastman Corporation at the Y-12 Plant.