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 West Europe: that the Germans expect Allied tank attacks at Hertogenbosch and north of Antwerp, on October 24; of the 88th Army Corps' withdrawal, on October 24; of the 88th Army Corps' situation, at noon on October 24; and an Army Group B report for October 22; on Germany: that the destruction of traffic installations and lack of power has brought 30-35% of all works in west Germany to a standstill, on October 23; and of air raid damage in the Duesseldorf-Muenchen Gladbach area, on October 23; on South Europe: that the 1st Parachute Division is to move and be subordinated to the 51st Corps, on October 24; of the 14th Panzer Corps changing command with the 51st Mountain Corps, and the 76th Army Corps' withdrawal, on October 24; and on the 114th Division's withdrawal, on October 24; on East Europe: that Hitler orders the Sworbe Peninsula and Oesel Island to be held, on October 24; and on South-east Europe: of German Air Force (GAF) Command for the Southeast being taken over by the 4th Air Fleet, on October 24.