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File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/400
Date 10 March 1942
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 report: a Naval Headlines report of March 10 on German activity and the Tirpitz's return to port, and Italian activity.

Document Title Date
i Front Cover 10 March 1942 Download PDF (390 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 10 March 1942 Download PDF (1.48 MB)
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