1948

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1948
Date 18 August 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 contains a message from C to Brigadier Hollis for Sir Alexander Cadogan: that the Portuguese ambassador to London is to be replaced.

Document Title Date
i Front Cover 18 August 1943 Download PDF (266 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 18 August 1943 Download PDF (378 KB)
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