National Museum of Nuclear Science & History
C. L. McCallum worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Mortimer D. Abbott was a group leader in the Technical Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Harold White worked for the United States Engineer District Office.
Edwin Roberts Russell (1913-1996) was an African American chemist who worked on the Manhattan Project at the University of Chicago’s Metallurgical Laboratory.