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 on the Mediterranean: that Kesselring orders that pilots responsible for crashes are to be sent to field battalions in the Soviet Union, on November 1; and on North Africa: a German Air Force (GAF) report for October 31; and that the GAF are to make harassing attacks on the night of November 1-2.