National Museum of Nuclear Science & History
Sir Rudolf Peierls (1907-1995) was a German-born British physicist. In March 1940, Peierls and fellow collegue Otto Frisch co-authored the Frisch-Peierls memorandum, the first technical exposition of a practical atomic weapon.
Jack D. East worked in the Instrument and Physical Measurements Group in Clinton Laboratories at the X-10 Reactor.
C. M. Cantrell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Carty worked in the United States Engineer District Office.