National Museum of Nuclear Science & History
J. H. Stanfield worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Howard V. Johnson served in the 1st Ordnance Squadron.
Thomas Farrell (1891 – 1967) was a major general in the US Army. Farrell was hand-picked by General Groves to serve as his deputy, or as the Deputy Commanding General of the Manhattan Project.
Helen R. Hughes was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
