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 BONIFACE summary from Brigadier Hollis for the Prime Minister (PM); and a SUNSET intelligence report; on South Europe: that the German 10th Army takes command in southern Italy, from August 22; and that Panzertroop General Vietinghoff was nominated as Ground Officer Commanding (GOC) the 10th Army.