National Museum of Nuclear Science & History
H. F. Zimmerman worked for the J.A. Jones Construction Company.
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.
Cecilia was a staff member at Los Alamos during the Manhattan Project.
J. H. Sterner worked for the Tennessee Eastman Corporation at the Y-12 Plant.