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 the Russian Front: of the transfer of the German Air Force (GAF) 5 Air Corps to Brussels, on November 28; on Yugoslavia and North Africa: a German report on guerilla activity in Serbia and a report on supplies to Africa; on the Mediterranean: Italian shipping orders of November 28; the GAF 10 Air Corps received 22 transport aircraft, on November 28; German plans for shipping to Africa, from November 28; on North Africa: Tripoli aerodrome is to be used for night landings on November 28-29, and Malta has been warned; a report on the arrival of part of a German special anti-tank and blocking unit at Benghazi on November 25; a GAF operations report for November 27-28, on damage to the GAF and Italian Air Force by British bombers; a fragment of a German report and intentions for November 28-29; a German military report for November 27; a GAF strength return for November 28; that the GAF 10 Air Corps asks the Commander in Chief (CinC) for additional fighter escorts for air transport to Africa, on November 28; a GAF report of all the means of transport to Africa being used, on November 28; of GAF fuel stocks for November 28; and that Rommel again requests additional aircraft because of the enemy's great air superiority, on November 25.