Includes: extracts from the Belgian press on the surrender of Belgium in 1940, with comments by Lieutenant-General Sir Henry Pownall; issue of the Air Ministry pamphlet "The Battle of Britain"; typescript draft of Chapter 16 "The Battle of Britain" annotated by WSC, Denis Kelly and [?] Air Chief Marshal Sir Keith Park [former Commander of No 11 Fighter Group]; supplements to the London Gazette on the Battle of Britain and the evacuation from Dunkirk [France], containing despatches from Air Chief Marshal Sir Hugh Dowding, Air Officer Commander-in-Chief, Fighter Command, and Vice-Admiral Sir Bertram Ramsay, Flag Officer Commanding Dover [Kent]; notes on the conferences at Dover and the War Office on the Dunkirk evacuation (20 - 21 May 1940); extract from an Admiralty staff monograph on Dunkirk; notes on RAF operations during Dunkirk; notes by Pownall on the last week of Dunkirk.Also includes: covering letters from Pownall, George [Gordon] Allen and "Pug" [1st Lord Ismay]; notes from Sir Martin Gilbert.The majority of documents in the file date to 1946 - 1949.