National Museum of Nuclear Science & History
D. C. Hull worked for the Tennessee Eastman Corporation at the Y-12 Plant.
J. E. Mason worked for the Roane-Anderson Company.
George Mahfouz joined the Manhattan Project in 1943 when he was offered a job at the Houdaille-Hershey nickel plant in Decatur, Illinois.
Richard Popham oversaw radiation safety in the Chemistry-Metallurgy Division at Los Alamos during the Manhattan Project.