0407

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/407
Date 12 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 contains a message from C to the Assistant Chief of Air Staff Intelligence (ACASI). A note on a letter of March 14 says the above item and the Chief of the Air Staff's (CAS's) reply was sent to the Prime Minister (PM) under 8947.

Document Title Date
i Front Cover 12 March 1942 Download PDF (240 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 12 March 1942 Download PDF (550 KB)
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