1698

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1698
Date 20 May 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 Miss Pettigrew for the Prime Minister (PM); and the following message from the Japanese ambassador in Helsinki, that Allied successes can be attributed to German errors, on May 12.

Document Title Date
i Front Cover 20 May 1943 Download PDF (268 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 20 May 1943 Download PDF (655 KB)
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