National Museum of Nuclear Science & History
Hayes worked in the United States Engineer District Office.
John C. Pennock attended Cornell University, where he studied engineering. He was a member of the Special Engineer Detachment at Oak Ridge, where he worked as a technical engineer at the K-25 Plant.
Joseph Getzholtz worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
C. M. Daws worked for the Edenfield Electric Company.
