National Museum of Nuclear Science & History
George Fisher worked for the Roane-Anderson Company.
Frank R. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Agnes Gnaedinger was a chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
G. E. Knutson worked for the United States Engineer District Office.
