John W. Willis

M. W. Tattu

Bert Farrell

Farrell worked in the United States Engineer District Office.

Patricia Lear

Patricia Lear was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Evelyn Ellingson

Evelyn Ellingson arrived in Oak Ridge in early 1943 when many of the site’s facilities were still being constructed.