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: a report of October 21 indicates that an advance south west of Moscow was halted by the undiminished strength of the Soviet resistance; operational orders of the 4th and 2nd Air Fleets on October 21 in Crimea to support the 11th Army and attack the Soviet Air Force particularly around Voroshilovgrad; of German forces suffering heavy losses in the south east Leningrad sector, with reserves urgently needed, on October 21; of renewed Soviet attacks on Kalinin, on October 21; a situation report of October 21 covering the 1st Panzer Army in the Krynka, Rostov, and Taganrog area; a German appreciation of British military strength in North Africa, from October 6; of an acute shortage of anti-aircraft ammunition in Benghazi and Tripoli on October 22; of German Air Force (GAF) anxiety over the shortage of aviation fuel in Cyrenaica on October 22; a report from the French minister in Stockholm on the Soviet-German war on October 18; and speculations on possible terms of an armistice between the Soviets and Germans by the Japanese ambassador in Moscow, from October 10.