National Museum of Nuclear Science & History
Frances T. Janis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Margaret Anderson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Sanford McDonnell was a mechanical engineer with the Special Engineering Detachment at Los Alamos from April 1944 to April 1946.
William Kann was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
