1988 Jun 22 - 1988 Nov 11 Chancellor of the Exchequer’s Private Office files (Lawson) T640/840GHCQ (Government Communications Headquarters (GCHQ): vulnerability to strike action) Source: HMTPO Release date: 2014 Classification: Confidential Page count: 53 T640/840 - download whole file (PDF, 26.77 MB)
