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: a German report of typhus among the Arabs, on March 29; the German Air Force (GAF) report sabotage at Benina on the night of March 26-27; and for report 102760 under reference 9091 see HW1/[9092].