National Museum of Nuclear Science & History
C. O. Hubbard worked for the Roane-Anderson Company.
Wright worked at the 200 West Area at Hanford during the Manhattan Project.
George Mahfouz joined the Manhattan Project in 1943 when he was offered a job at the Houdaille-Hershey nickel plant in Decatur, Illinois.
George F. Popp served in the 603rd Air Engineering Squadron.
