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: intelligence on 1st Panzer Group locations on October 2; on armoured units pushing south from a bridgehead at Novomoskovsk on October 3; of a report being required on the failure of German aerial torpedoes on October 3; on the probable course of a convoy due to arrive in Tripoli on October 5 - the convoy has the designator C and consists of the ships Filzi, Pisani, Rialto, Veniero, Reichenfels and Ankara, and is to be escorted by five destroyers; a report that the Chief of the Italian Air Staff, accompanied by senior Italian and German officers, will visit Athens from Bucharest on October 6; that ten JU88 aircraft were transferred to Africa to strengthen convoy escorts as part of 10th Air Corps orders for October 4; a report from October 2 of the sinking of the Castellon, which was carrying German military supplies; the reported loss of the auxiliary vessel Imperia in Benghazi on October 3; and a report on punitive measures taken against the civilian population, stating that 230 death sentences on Greeks had been carried out since July 1.