The Army Operational Research Group (AORG) grew from General Pile's efforts to improve anti-aircraft gunnery by harnessing the best brains he could find, wherever they happened to be working.
WO 291/303: The Development of Unseen H.A.A. Fire Control 1940-45 with Special Reference to the work of A.O.R.G. National Archives Record WO 291/303: A post-war review of unseen Heavy Anti-Aircraft fire control tools and methods. WO 291-303 AORG Unseen HAA FC.pdf Adobe Acrobat document [634.7 KB]
WO 291/600: AORG Memo No 266, The Possibilities of New Uses of Radar with Artillery National Archives Record WO 291/600: Minutes of a meeting on 5th February 1944. WO 291-600 New Uses of Artillery Radar r[...] Adobe Acrobat document [201.1 KB]