National Museum of Nuclear Science & History
Leroy Jackson was transferred into the Manhattan District, the branch of the United States Army Corps of Engineers tasked with overseeing the construction of critical Manhattan Project sites, shortly after its formation in 1942.
Clifford Nilsson served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
J. D. Creed served in the 320th Troop Carrier Squadron.
G. C. Kinneman worked for the Bethlehem Steel Corporation.
