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 South-east Europe: a German Air Force (GAF) Command situation report, for February 9; Naval Headlines, covering a decision being required on the priority of repairs to the Tirpitz over repairs to U-boats; from the Argentinian ambassador in Madrid, giving the views of Franco on Spain's neutrality and anti-communism, on February 7; and a Swiss source's report on the effect of the Allied bombing of Berlin, on January 22.