1461

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1461
Date 15 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 contains a message from C to the Assistant Chief of Air Staff Intelligence (ACASI), 2266/T20, also see 2576, with the Prime Minister's (PM) comment; a report of the movement of German Air Force (GAF) units to airfields chosen for operations against England, on March 4; and the Chief of the Air Staff (CAS) forwards intelligence comments.

Document Title Date
i Front Cover 15 March 1943 Download PDF (407 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 15 March 1943 Download PDF (2.24 MB)
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