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) operations report for September 3; and of instructions on the transport and supply of GAF aviation fuel, on September 3; on the Mediterranean: a GAF sea recce report for September 3; Naval Headlines, covering German and Italian activity; and messages from the Saudi Arabian minister in Vichy, relaying the Mufti's report on German promises of Arab independence, on September 1; and from the Turkish ambassador in Vichy, on the alleged forgery of Petain's signature on a message of congratulation to the German forces, on August 26.