Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

A file of signals intelligence reports, messages, and correspondence issued by the Government Code and Cypher School and sent by the head ('C') of the Secret Intelligence Service (MI6) to the Prime Minister, Winston Churchill. This file includes the following reports on Western Europe: of the 15th Panzer Grenadier Division operating north of Geilenkirchen on November 19; of German Air Force (GAF) operational orders, on November 19; four front line reports, for November 18 and 19; of troop movements to the Cologne area, on November 9; and memos from transport HQ at Cologne on troop arrivals by rail, from November 5.