National Museum of Nuclear Science & History
H. L. Russell worked for the United States Engineer District Office.
Edward Czuba was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Samuel Proctor Massie Jr. (1919-2005) was an African American chemist who worked on the Manhattan Project.
C. H. Lawson worked for the Roane-Anderson Company.