National Museum of Nuclear Science & History
M. O. Swanson worked for the United States Engineer District Office.
Melvin S. Friedman was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Mollie Sprio was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Elsie (Blumer) McMillan lived at Los Alamos during the Manhattan Project. Her husband, Edwin McMillan, was a physicist who worked on implosion at Los Alamos.