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: a German Air Force (GAF) report on Tunisia for December 11, covering bad weather, and 36 enemy tanks being destroyed or captured; a German report for December 11 on the situation in Tunisia; and of Panzer Army losses for October 11-November 30; and the Naval Headlines for Axis shipping to North Africa.