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: Naval Headlines, covering Italian convoys in the Mediterranean, and that an Italian admiral is expected in Crete, on May 3; that the Chinese delegate to Australia is to carry out liaison and intelligence gathering, on May 2; the Turkish minister in Chungking reports Chinese aspirations, on May 1; and the French minister in Bangkok reports that the Thai government is preparing to leave, on May 1.