National Museum of Nuclear Science & History
Chester Twork served in the 393rd Bombardment Squadron.
J. E. Mikulenka served in the 390th Air Service Group.
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.
Hugh Barnett worked for the Union Carbide & Carbon Corporation at Manhattan, NY and Oak Ridge, TN during the Manhattan Project.