National Museum of Nuclear Science & History
J. G. Boyd worked for the Union Carbide & Carbon Corporation.
William Nierenberg was an accomplished theoretical physicist and oceanographer, who is known for his work in magnetic resonance and low-energy nuclear physics.
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 for Stone and Webster Engineering Corporation.
Theodore J. Neubert was a research associate in the graphite research section at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.