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  • The National Archives· 13 pages· 7 pages mention it
    • p. 6 …In 1964 the Air Ministry became part of the new Ministry of Defence and the three separate service intelligence sections…
    • p. 10 …DEFE 31 contains a series of UFO records created by the Defence Intelligence Staff branch DI55 and their predecessors, Air…
  • The National Archives· 2011-08· 15 pages· 7 pages mention it
    • p. 6 …In 1964 the Air Ministry became part of the new Ministry of Defence and the three separate service intelligence sections…
    • p. 12 …DEFE 71/33, dated 1977-78, contains a brief discussion between RAF, Air Traffic Control and the Defence Intelligence Staff…
  • The National Archives· 15 pages· 7 pages mention it
    • p. 6 …In 1964 the Air Ministry became part of the new Ministry of Defence and the three separate service intelligence sections…
    • p. 14 …PDF copy of the Defence Intelligence Staff (DIS) study 'UAPs in the UK Air Defence Region', completed in 2000 and…
  • The National Archives· 15 pages· 6 pages mention it
    • p. 6 …In 1964 the Air Ministry became part of the new Ministry of Defence and the three separate service intelligence sections…
    • p. 12 …DEFE 71/33, dated 1977-78, contains a brief discussion between RAF, Air Traffic Control and the Defence Intelligence Staff…
  • The National Archives· 3 pages· 1 page mentions it
    • p. 3 …Staff Secretariat and DI55 – a branch of the Defence Intelligence Staff responsible for assessing UFO reports for information of intelligence…
  • The National Archives· 2013-06-21· 4 pages· 1 page mentions it
    • p. 3 …Defence Intelligence Staff who were responsible for assessing UFO reports for information of intelligence interest. In 2000 the Air Staff…

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