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 South Europe: the 76th Panzer Corps' report, for February 6; that the 26th Panzer Division push back the enemy in the entire sector, on February 6; of the 715th Infantry Division's outposts, on February 6; a 10th Army day report, for February 4, noting the relief of worn out formations of the 90th Panzer Grenadier and 44th Infantry Divisions; a 10th Army report, early on February 5, that the Allies take the height north of Cassino; a post-mortem on the failure to detect the Anzio landing, on February 2; and that Kesselring is unwilling to destroy west coast harbour installations, because of the need for supply by sea, on January 29; and on the Southern Russian Front: that a ship is to be transferred to Crimea because of the critical fuel situation there, on February 4.