Cabinet Office, Registered Files, etcCAB 1211939-1955Cabinet Office: Special Secret Information Centre: Files
This series consists of files prepared as definitive dossiers on major defence and political issues. The file series were set up by General Ismay, Deputy Secretary on the military side of the War Cabinet and Secretary to the Chiefs of Staff Committee on the Prime Minister's instructions.
The files include extracts from the minutes and papers of the top-level conferences, of the War Cabinet, Defence Committee (O & S), COS Committee, Joint Planners, Joint Intelligence Committee, Combined Chiefs of Staff and its sub-committees, minutes and telegrams by Churchill on military matters, COS telegrams and all relevant telegrams and letters of the service departments, of the Foreign Office and other departments as well as Cabinet War Room daily records and situation reports (SITREPS); drafts of letters, minutes and telegrams were not usually included.