National Museum of Nuclear Science & History
Magdaline Penny worked for the United States Engineer District Office.
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.
Marilyn Williams was a staff worker at Los Alamos during the Manhattan Project.
Benton worked at the 200 West Area at Hanford during the Manhattan Project.