National Museum of Nuclear Science & History
Rentschler worked at the 100-D area at Hanford during the Manhattan Project.
Chalgren worked at the 200 West 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.