Central Intelligence MachineryCAB 1581946-1968Ministry of Defence and Cabinet Office: Central Intelligence Machinery: Joint Intelligence Sub-Committee later Committee: Memoranda (JIC Series)
This series contains the memoranda issued by the Joint Intelligence Committee (Joint Intelligence Sub-committee until 31 December 1947).
Some 1947 and 1948 memoranda carry an '(O)' suffix indicating that they were concerned with operational matters.