1812

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1812
Date 9 July 1943
Government Department Government Code and Cypher School
File Accession Date 1993

Description

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 South Europe: that the German Air Force (GAF) sighted a fleet of 150-200 vessels, on July 9; that the GAF sighted 60 landing craft north of Gozo, on July 9; and on GAF contingency arrangements in the event of an effort against Sardinia, on July 9; and on Germany: of the inadequacies of air defence reporting on RAF Mosquito incursions, from June 28.

Document Title Date
i Front Cover 9 July 1943 Download PDF (266 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 9 July 1943 Download PDF (2.32 MB)
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