National Museum of Nuclear Science & History
Helen J. Arson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Daniel Mullane worked in Los Alamos from 1943 to 1945 as a technician. He helped develop a source holder for the uranium gun-type bomb before moving back to Detroit after the war.
Percival C. “Dobie” Keith was Vice President for Research and Engineering for the M.W. Kellogg Company.
