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 North Africa: that the Panzer Army orders measures to counter British ground patrols, on September 29; on the German Air Force (GAF): that signals units are to reduce their establishments by ten percent and report suitable personnel who are available for release, on September 30; 1463/T8 was sent to the Director of Military Intelligence (DMI) under 933.