National Museum of Nuclear Science & History
Frank Vaughan was a research associate at the Chicago Met Lab during the Manhattan Project.
John Dillon worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Anthony J. (“Tony”) Matz was a procurement officer at the University of Chicago Met Lab. He helped obtain, handle, and move many of the materials for Chicago Pile-1 and witnessed it going critical on December 2, 1942.
Gerald E. Bean served in the 509th Headquarters and Base Services Squadron.
M. J. McDaniel worked for Clinton Laboratories at the X-10 Reactor.