National Museum of Nuclear Science & History
Celia Ryan was a staff worker at Los Alamos during the Manhattan Project.
Jas Ellis worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Warren Poppino Spencer (1898-1969) was an American geneticist who studied low-dosage radiation as part of the Manhattan Project at the University of Rochester.
Margaret M. Emmerson was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.