National Museum of Nuclear Science & History
Virginia Bisbeg was a technical worker at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Marilyn Hanna was trained as a clerk typist, and worked for the Manhattan Project in Oak Ridge and later for the Security and Patent divisions in Washington, DC.
Cecilia was a staff member at Los Alamos during the Manhattan Project.
Walter Horne worked on the Manhattan Project as a chemist at the Y-12 Plant in Oak Ridge Tennesee from 1943 to 1945.