Boyce McGrail

R. L. Deadrick

R. L. Deadrick worked for the Tennessee Eastman Corporation at the Y-12 Plant.

John G. Ryan

John Ryan was a staff worker at Los Alamos during the Manhattan Project.

Ann Ketchum

Kenneth S. Cole

Kenneth Stewart Cole was a Principal Biophysicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.