National Museum of Nuclear Science & History
T. O. Dean worked at the 200 East Area at Hanford during the Manhattan Project.
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.
John L. Stiegman served in the First Ordnance Squadron.
