Arthur F. Dyer

Ralph A. James

Ralph A. James (1920-1973) was a research associate in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Peggy E. Titterton

Peggy Eileen (Johnson) Titterton was a laboratory assistant at Los Alamos and the wife of physicist Ernest Titterton.

Ethel Schwartz

Ethel Schwartz arrived as a bride with her husband, Manuel Schwartz, at Los Alamos in 1944. She worked in the office until she became pregnant with her son, Joel Schwartz, who was born there after the bombs were dropped on August 6, 1945.

J. A. Olson