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: BONIFACE summaries for the Deputy Prime Minister (PM), Mr Loxley and General Ismay; on Southern Europe: a detailed 10th Army report for January 14, describing intensive Allied air attacks in the area of the 14 Corps; and on Norway: that a German convoy was attacked by Allied aircraft off the Norwegian coast on January 14 and at least 2 vessels were sunk.