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 correspondence: a summary of naval messages and actual messages with translations sent to the First Sea Lord (1SL) under the reference C/8801. The technical explanation to the Prime Minister (PM) from C is not included.
- Collection ID
- HW1
- Conflict
- Second World War
- Countries
- Norway
- Document Reference
- HW1 /380/2
- Document Types
- Intelligence Report
- File Reference
- HW1 /380
- Identifier
- 10.1080/swwf.hw1.0380.002
- Keywords
- German U-boats German Navy Cyphers Intelligence Gathering
- Languages
- English
- Organizations
- Government Code and Cypher School
- Pages
- 1
- Published in
- United Kingdom
- Themes
- Intelligence Organization
