Special Patrol Group (SPG) in Northern Ireland and also London Metropolitan Police.

Journals

Constabulary Gazette, Feb 1993
Constabulary Gazette, Feb 1981
Constabulary Gazette, Jan 1981
Constabulary Gazette, Nov 1980
Constabulary Gazette, Oct 1980
Constabulary Gazette, Aug 1980
Constabulary Gazette, Jul 1980
Constabulary Gazette, Jun 1980
Constabulary Gazette, May 1980
Constabulary Gazette, Apr 1980
Constabulary Gazette, Mar 1980
Constabulary Gazette, Feb 1980
Constabulary Gazette, Jan 1980
Constabulary Gazette, Dec 1979
Constabulary Gazette, Oct 1979
Constabulary Gazette, Sep 1979
Constabulary Gazette, Jul 1979
Constabulary Gazette, May 1979
Constabulary Gazette, Feb 1979
Constabulary Gazette, Jan 1979