51.   Trawlers still operate at the mouth of the Mersey and the Dee, selling fish at coastal inlets.

52.   It is common practice not to extend the covenant beyond the territory in which the business being sold operates at the time of completion.

53.   The plan was for a plant bigger than one already operating at Wakefield in Yorkshire.

54.   Today Mr Clarke saw how the police operate at the sharp end.

55.   The Romanian baby was brought to this country by Cleveland-based Convoy Aid Romania and was operated on at Middlesbrough General Hospital for water on the brain.

56.   Research showed that primary community loyalties operated at a level much lower than district boundaries.

57.   Their pride and joy is the X two thousand, a tilting passenger train that operates at high speed on conventional track.

58.   The lower tier work centre committees operate at a level intermediate between workplace and zone.

59.   A basic result of classical economics was that, given flexible wages and prices, a competitive market economy would operate at full employment.

60.   From the Regional Transmission System the gas is fed into networks which operate at a pressure of either seven or two bar.