National Museum of Nuclear Science & History
L. E. Johnston worked for the United States Engineer District Office.
Joel Driesel served in the 1st Ordnance Squadron.
Carl New worked for the Edenfield Electric Company.
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.