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 C to the Director of Military Intelligence (DMI): a Hut 3 technical note on German preparations for the Caspian Sea.
- Collection ID
- HW1
- Conflict
- Second World War
- Document Reference
- HW1 /946/2
- Document Types
- Intelligence Report
- File Reference
- HW1 /946
- Identifier
- 10.1080/swwf.hw1.0946.002
- Keywords
- Military Organisation German Navy
- Languages
- English
- Organizations
- Government Code and Cypher School
- Pages
- 2
- Published in
- United Kingdom
- Themes
- Military Intelligence
