1968 Sep 25 - 1986 Jan 20
Prime Ministerial Private Office files
PREM19/2517
Security (Procedure for dealing with suspicious letters and parcels received at 10 Downing Street: letter bombs) (Part 1)
| Source: | TNA, PREM19 series |
|---|---|
| Release date: | Reconsideration 2027 |
| Classification: | Retained Sec 3.4 |
| Page count: |