National Museum of Nuclear Science & History
Marvin Tetenbaum was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
S. W. Barnes worked for the Tennessee Eastman Corporation at the Y-12 Plant.
David H. Frisch was an American physicist. He worked on the Manhattan Project at Los Alamos, working with the Van de Graaff long tank accelerator to measure neutron cross sections.
Helena Calloway was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Helen Jernigan arrived in Oak Ridge after finishing her first year in college at Tennessee Wesleyan College.