National Museum of Nuclear Science & History
George Frisbie served in the 603rd Air Engineering Squadron.
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.
R. P. Seven worked for the United States Engineer District Office.