National Museum of Nuclear Science & History
C. E. Bunch worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Katherine Gnjec was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. J. Mitchell worked for the Fercleve Corporation.
Mary Fair worked as a lab assistant at the Metallurgical Lab at the University of Chicago. She was not sure of the purpose of her work, but often used radiation detecting devices in the experiments.