National Museum of Nuclear Science & History
Seymour worked at the 200 West Area at Hanford during the Manhattan Project.
James King worked at the Y-12 Plant in Oak Ridge, Tennessee, in the uranium purification process from February 1944 to February 1947.
William Hackman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Patricia Lear was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.