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: the Prime Minister's (PM's) queries to the Chief of the Air Staff (CAS) on 372/T9. See 7919.
- Collection ID
- HW1
- Conflict
- Second World War
- Document Reference
- HW1 /173/2
- Document Types
- Correspondence
- File Reference
- HW1 /173
- Identifier
- 10.1080/swwf.hw1.0173.002
- Keywords
- British Intelligence Organisation
- Languages
- English
- Organizations
- Government Code and Cypher School
- Pages
- 1
- Published in
- United Kingdom
- Themes
- Intelligence Organization
