National Museum of Nuclear Science & History
Blanche J. Lawrence was an African-American research assistant in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Magdaline Penny worked for the United States Engineer District Office.
C. E. Hauth worked for the Hooker Electrochemical Company.
Nelen Supert was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
