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): 1816/T17; and the DMI's reply to the Prime Minister's (PM's) comment - see 1226.
- Collection ID
- HW1
- Conflict
- Second World War
- Document Reference
- HW1 /1223/2
- Document Types
- Memorandum
- File Reference
- HW1 /1223
- Identifier
- 10.1080/swwf.hw1.1223.002
- Keywords
- British Intelligence Organisation
- Languages
- English
- Organizations
- Government Code and Cypher School
- Pages
- 1
- Published in
- United Kingdom
- Themes
- Intelligence Organization
