Richard D. Kugler

Clay F. Cross

Clay Cross worked for the Roane-Anderson Company.

A. R. Pepin

Jane Roberg

Jane Roberg was an American physicist. She earned a Ph.D. from Duke University and was working at the University of California when she was recruited to work on the Manhattan Project at Los Alamos.

Eleanor F. Caldwell

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