Patrick Walker
MI5 Director-General 1987-92
Sir Patrick Walker (MI5, Crown Copyright).
Sir Patrick Walker was the Director-General of the Security Service, MI5, from 1987 to 1992 (ref 1).
Sir Patrick Walker (MI5, Crown Copyright).
Sir Patrick Walker was the Director-General of the Security Service, MI5, from 1987 to 1992 (ref 1).
