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 North Africa: of Rommel's reply on November 26 to Cavallero's request for a detailed investigation into the withdrawal of Italian infantry if the Allies break through at Marsa El Brega; that Rommel considers the task impossible unless the Italians provide 500 vehicles; of Rommel's reply on 26 November to Bastico's message of November 25 requesting the repositioning of the Italian component of the Panzer Army; that Rommel refuses to send elements of the Trieste Division to Buerat or to release the Ariete and Littorio Panzer Divisions; that Italian armoured units must be available because of the British superiority in numbers and heavy losses by the Africa Corps; of German intelligence on the situation in the French colonies and the scuttling of the French fleet at Toulon on November 27; and that an Allied convoy of 15 troopships is sailing west from Gibraltar on November 26; and on the Russian Front: that Russian forces have reached the Don 80 miles south west of Stalingrad; and that German operations are being severely hampered by poor weather.