1981 Jan 14 - 1991 Jan 30
Prime Ministerial Private Office files
PREM19/3533
Security (Telephone scramblers installed in private homes: security of the private homes of No. 10 Downing Street staff)
| Document type: | File list item |
|---|---|
| Source: | TNA, PREM19 series |
| Release date: | 2052 Jan 1 |
| Classification: | |
| Page count: | |
| Any docs withheld? |
Selections from this file
None - file closed