National Museum of Nuclear Science & History
J. D. Brown worked for the Watson-Flagg Engineering Company.
L. P. Riordan worked for Clinton Laboratories at the X-10 Reactor.
During WWII, Atilio “Tee” Topazio was a member of the Special Engineer Detachment (SED) assigned to the K-25 Gaseous Diffusion Plant at Oak Ridge, TN.
William P. Norris was an associate bio-chemist at the University of Chicago Met Lab. After a stint at the Dow Chemical Company, he joined the Manhattan Project in July 1944.
H. R. Chapman worked for the H. K. Ferguson Company.