National Museum of Nuclear Science & History
R. M. James worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Francis J. McGurrin served in the 393rd Bombardment Squadron.
Kelley worked in the 100 F Area at Hanford during the Manhattan Project.
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.
