National Museum of Nuclear Science & History
Leon J. Vrana served in the 320th Troop Carrier Squadron.
Anthony Nazarowski was a member of the Military Police at Los Alamos. Nazarowski served in the 4817th Service Command Unit, 8th Service Command Detachment, which included guarding the Trinity test site in 1945.
Roger Hildebrand is an American physicist and Manhattan Project veteran. He is the S.K. Allison Distinguished Service Professor, Emeritus, at the University of Chicago and is affiliated with the Enrico Fermi Institute.