National Museum of Nuclear Science & History
Gertrude Steel was a junior chemist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Mary Kelly was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Samuel A. McClung served in the 1st Ordnance Squadron.
E. B. Wallace worked for the Tennessee Eastman Corporation at the Y-12 Plant.