0517

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/517
Date 23 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 on North Africa: 912T23 is not included; on the Mediterranean: an Italian naval report of April 20; on the Mediterranean and North Africa: on German Air Force (GAF) operations and recce for April 21-22; on the Southern Russian Front: a GAF report on enemy raids on April 14-20 (a bridge was hit); and on German fuel delivery problems because of the flooding of railways, on April 21.

Document Title Date
i Front Cover 23 April 1942 Download PDF (232 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 23 April 1942 Download PDF (1.90 MB)
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