National Museum of Nuclear Science & History
B. C. Nylen worked for Clinton Laboratories at the X-10 Reactor.
Gertrude Nissenbaum was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Edna Shea worked for the United States Engineer District Office as confidential secretary to Col. Stafford Warren, MD.
Saul Efron worked for the Roane-Anderson Company.