National Museum of Nuclear Science & History
Charles Maier was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Jane Heydorn was a Manhattan Project WAC and electronics technician, who helped to develop bomb-testing equipment at Los Alamos.
S. R. Fleming worked for the Edenfield Electric Company.
Steven Hailey worked for the Roane-Anderson Company.