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: of an addendum to Kesselring's order giving instructions for measures of protection for troops in Sicily and Sardinia, on June 12; on South-east Europe: the Germans report an enemy break-up in the Tjentiste area; and heavy Yugoslav casualties from typhus, on June 14; and Naval Headlines.