- Collection ID
- HW1
- Conflict
- Second World War
- Document Reference
- HW1 /3792/2
- Document Types
- Intelligence Report Correspondence
- File Reference
- HW1 /3792
- Identifier
- 10.1080/swwf.hw1.3792.002
- Keywords
- Communications Codes Cyphers British Intelligence Organisation Security Secrecy
- Languages
- English
- Organizations
- Government Code and Cypher School
- Pages
- 9
- Published in
- United Kingdom
- Themes
- Intelligence Organization