National Museum of Nuclear Science & History
H. B. Smith worked for the United States Engineer District Office.
Clementine (Self) Bernstein worked as a secretary for Stone and Webster in Oak Ridge on the Manhattan Project in 1943-44.
Hoell worked at the 300 Area at Hanford during the Manhattan Project.
Betty L. Carlson was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.