Willis A. Adcock

Charles C. Fowlkes

Harold Hasenfus

Harold Hasenfus was part of the Special Engineer Detachment during the Manhattan Project and worked at the University of Chicago's Metalurgical Laboratory and at the gaseous diffusion plant in Oak Ridge.

James McIntosh

James McIntosh was a draftsman at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Gertrude Williams

Gertrude Williams worked for the United States Engineer District Office.