National Museum of Nuclear Science & History
George Mahfouz joined the Manhattan Project in 1943 when he was offered a job at the Houdaille-Hershey nickel plant in Decatur, Illinois.
Charles D. Harrington was the President of Douglas United Nuclear, which helped manage some of reactor operations at Hanford beginning in 1965.
A. N. Kitchen worked for the Tennessee Eastman Corporation at the Y-12 Plant.