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 contains a message from C to the Prime Minister (PM); and the following reports on Italy: battle reports for May 22 from the 15th Panzer Grenadier Division; the 715th Division; and the 26th Panzer Grenadier Division; and that Allied tanks are just outside Terracina.