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 West Europe: that Army Group B seek German Air Force (GAF) support for a limited attack, on October 24; of difficulties in the way of a foraging raid by the Atlantic coast fortresses, on October 24; and of the ration strength at St Nazaire, on October 24; on South-east Europe: that the Admiral in the Adriatic is short of fuel oil, on October 24; Naval Headlines; a press report from Madrid (in German) on the Moscow Conference and the Polish problem, from October 23; from the German Ministry of Foreign Affairs, a propaganda directive on the Moscow talks, and the spread of communism in Europe, on October 21; from the Spanish minister in Istanbul, describing a struggle between the Allies and the Soviets over the Balkans, on October 17; from the Japanese ambassador in Moscow, on talks between Churchill and Stalin on Poland, on October 19; and on the propaganda exploitation of the naval victory off Formosa, on October 18; and from the Japanese ambassador in Ankara, on Turkish fears of the Soviets being allayed.