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: a SUNSET report for Wing Commander Jones; a SUNSET report from Brigadier Jacob for the Prime Minister (PM); a SUNSET report for the Deputy PM; a SUNSET report for Mr Loxley; on South-east Europe: of Peljesac island being captured and the intention to occupy the adjoining island of Korcula, on November 17; and of reinforcements for the Leros attackers being ordered to remain in Piraeus ready for a new task, on November 16; and on the Russian Front: that all the army units are in place in Crimea, so the situation depends on the German Air Force (GAF), on November 15.