National Museum of Nuclear Science & History
F. L. Durgin, Jr. worked for the J.A. Jones Construction Company.
Helen Thomson was a techinician in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
L. J. Tolmach worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Madsen worked in the 100 D Area at Hanford during the Manhattan Project.