0007

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/7
Date 26 June 1941
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 messages: a message from the German Admiral commanding U-boats on June 24; messages concerning U-boat operations on June 26; a letter from Frank Birch to the Director of Bletchley Park commenting on the Admiral's message; and another letter to the Code and Cypher School (CSS) also referring to the Admiral's message.

Document Title Date
i Front Cover 26 June 1941 Download PDF (335 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 26 June 1941 Download PDF (2.08 MB)
Cookies Notification

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Find out more.

Accept