National Museum of Nuclear Science & History
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.
Douglas Meigs was a civilian chemical engineer working for H. K. Ferguson, the company that built and operated the S-50 Thermal Diffusion facility at Oak Ridge.