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 Southern Europe: of the German Air Force's (GAF's) orders for attacks on heavy units in the Straits of Messina, on September 8; that the German Naval Command at Rome orders naval forces south of Rome to be at a half-hour's notice, and those north of Rome at two hours' notice, on September 7; of air fields in the Crotone area being either blown up or ready for demolition, on September 7; that Capua airfield was almost destroyed in an Allied air raid, on September 6; a GAF reconnaissance report of a convoy of landing craft being escorted by a cruiser and with air cover, located north of Palermo, heading north west, at 1450 hrs on September 7; that the convoy was sighted 70 miles north of Palermo, at 2032 hrs on September 7; that a convoy sailing from Mers El Kebir between September 4 and 5 is believed by the Germans to be an operation against Sardinia-Corsica, on September 6; a situation report from the Commander in Chief (CinC) South for September 6, which suggests the possibility of a further Allied landing in Calabria; and that the ex-French destroyers Le Hardi and L'Adroit are leaving Toulon. This file also includes an intelligence summary on the Germans and Yugoslavia for September 7, noting that the Germans are looking into the possibility of recruiting Dalmatians, previously interned in Italy, for an intended operation, the Chetniks' leader's proposal for a drive against the partisans, and that German aircraft are bombing partisan concentrations near Livno.