William E. Tewes

R. W. McCullough

Raymond E. Zirkle

Raymond Elliot Zirkle was a radiobiologist who worked at numerous Manhattan Project sites during World War II.

Louis Fasulo

Louis Fasulo worked at Los Alamos for nine years, beginning in 1943. In 1952, he began a 31 year long career with the Rocky Flats nuclear weapons plant.

Mary McCormick

Mary McCormick was a secretary at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.