Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

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 Southern Europe: that five minesweepers had arrived in Venice having been transferred overland from the western Mediterranean to the Adriatic, on October 21 and December 25; and a ground situation report from the 14th Panzer Corps for December 25 and its operations orders for December 26.