National Museum of Nuclear Science & History
M. N. Andrews worked for the J.A. Jones Construction Company.
Ethol Strom was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
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.
Stanley Thomson was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.