National Museum of Nuclear Science & History
Edwin Roberts Russell (1913-1996) was an African American chemist who worked on the Manhattan Project at the University of Chicago’s Metallurgical Laboratory.
Herman Croft, Jr. worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Jens Thornton, or “Jim” (as he went by at Berkeley) was an electrical engineer employed by Stone & Webster engineering firm during the Manhattan Project.