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 Tunisia: a report from Nehring on Allied forces advancing between Tunis and Bizerta, perhaps to cut off Tunis, on November 29; that the German 3rd Motor Torpedo Boat Flotilla at Bizerta is on the alert for a possible Allied operation, on December 1; on North Africa: Kesselring reports that the Panzers will not make a stand in their present position but will make a fighting withdrawal to a known defensive zone, on December 1; a Panzer Army report of its fuel situation for November 29; a German Air Force (GAF) report for December 1; of Allied recces in Wadi El Faregh and south of El Haseiat; the German Y service reports Allied supply difficulties in fuel, water and rations; of Allied activities in Cyrenaica, Tunisia, Algeria and French east Africa; on Tunisia: of reinforcements intended for Gabes, Tunis and Bizerta, on December 1; that Allied armour has been sighted south of Chouigui and west of Tebourba; that Kesselring insists Tunis is not to be denuded of heavy flak; that a German parachute operation is planned in the area south of Bone; that a JU52 aircraft crashed shortly after take off, north of Bizerta; that the harbour command in Bizerta refused the priority unloading of FREYA equipment despite Kesselring's orders; and that the GAF's intentions for December 1 include an early operation by all serviceable heavy fighters against Allied armour in the Chouigui area; on the Mediterranean: that the German naval authorities in Piraeus have been warned of the possibility of surprise landings from U.S. submarines in the eastern Mediterranean, on November 30; on the Russian Front: that the Germans are to use improvised armoured trucks at rail stations as a defence against partisan attacks; and German naval instructions that French warships and merchant vessels in the Atlantic are to be sunk, together with all Swedish ships not engaged in Gothenburg traffic, on November 30.