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.
I. S. White worked for the United States Engineer District Office.
William Brilliant was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
C. A. Babcock worked for the Union Carbide & Carbon Corporation.