National Museum of Nuclear Science & History
Kenneth L. Cohn was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Harry Bernstein worked for the Tennessee Eastman Corporation at the Y-12 Plant.
McGuire worked for Stone and Webster Engineering Corporation.
Emma Tolmach was a technician in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.