Brigadier-General Staff (Intelligence) (DIS)
The Brigadier-General Staff (Intelligence), or BGS (Int), was the senior army officer involved with intelligence work in Northern Ireland.
- Extract from National Archives file DEFE 24/1919. Terms of Reference for BGS (INT)'s responsibilities in respect of Northern Ireland
- Extract from National Archives file DEFE24/1919. Draft Directive for the employment of the Armed Forces team , when in Support of the Royal Ulster Constabulary, during interrogations in depth in Ulster. November 1971, M.S. Bayley.