1710A

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1710A
Date 2 June 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 includes the following reports: an ULTRA/BONIFACE report for Wing Commander Spencer, an alias for the Prime Minister (PM); on the Mediterranean: of considerable troop reinforcements heading to Melos, on May 31; and on German Air Force (GAF) reconnaissance of the western Mediterranean, on May 27; the Brazilian charg� in Lisbon describes rumours about an Allied occupation of the Azores, on May 28; and a SUNSET intelligence summary to Washington, for June 1.

Document Title Date
i Front Cover 2 June 1943 Download PDF (283 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 2 June 1943 Download PDF (4.24 MB)
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