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: that the 76th Panzer Corps crossed the River Carrocetello at the Anzio bridgehead, on February 17, with reconnaissance requested on the morrow; that the 65th Infantry Division is under continuous air attack, on February 17; that the Hermann Goering Division is subject to lively air activity, on February 17; of the 71st Infantry Division's urgent request for photos of the area in front of the 14th Corps, on February 16; of the line reached by the 1st Parachute Corps in hard fighting, on February 16; the 90th Division reports a push forward by strong enemy forces in the Cassino area, on February 16; of the 15th Panzer Grenadier Division being subject to enemy air reconnaissance, on February 16; the 334th Infantry Division reports the Orsogna area to be free of the enemy, on February 16; that the 51st Corps has a quiet day, on February 16; and that the German Navy expect Italian craft to carry out operations MORGENROT and AUTOBAHN against the Allied landing bridgehead, at least one of them, on February 18; on South-east Europe: the 1st Mountain Division's day report of February 14, that they are clearing heavy snow, and have frostbite; of German plans for an operation, believed to be against Vis on the Dalmatian coast, on February 15; and the 264th Infantry Division's 6-day return on supplies, for February 14.