0365

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/365
Date 23 January 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 message: a response by C to the Prime Minister's (PM's) query relating to an item in the Naval Headlines, 202.

Document Title Date
i Front Cover 23 January 1942 Download PDF (387 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 23 January 1942 Download PDF (1.07 MB)
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