0515

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/515
Date 22 April 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 reports: from the Japanese minister in Sofia on Soviet espionage and Bulgarian attitudes in the Balkans, on April 13; the Japanese ambassador in Kuibyshev reports a conversation (with Molotov?) on the Neutrality Pact; and the Japanese consul in Casablanca reports on changes in the French government, on April 17.

Document Title Date
i Front Cover 22 April 1942 Download PDF (234 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 22 April 1942 Download PDF (1.71 MB)
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