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: BONIFACE reports for Brigadier Jacob; Mr Loxley; and the Deputy Prime Minister (PM); on South Europe: the 14th Corps' battle report, for December 11; the 26th Panzer Corps' battle report, for December 11; a SUNSET report for December 11, passed to Washington and La Marsa; a report from Special Communications Unit (SCU) La Marsa, for Spencer, the PM, via Gore-Browne, on December 12; on South-east Europe: of the German Air Force's (GAF's) urgent request for flak reinforcement on the Dalmatian coast, on December 9; and a telegraphed version of the GAF request, on December 11.