1420

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1420
Date 3 March 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 message: a note from C to the Director of Military Intelligence (DMI) referring to the Prime Minister's (PM's) note on 2201/T1, sent to the PM under reference 2476.

Document Title Date
i Front Cover 3 March 1943 Download PDF (273 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 3 March 1943 Download PDF (208 KB)
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