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The length of the canal, from Haddlesey to Selby, is about five miles, and is level, there being one lock only, at the extremity, into the tideway of the River Ouse, at Selby. The distance from Leeds, by this line of canal, to the Ouse, at Selby, is about thirty miles and a half, on which there are ten locks, and from Wakefield to SÃ©lby, the distance is thirty-one miles and a half, on which there are eight locks. The length of an old lock is from 58 to 60 feet, and the width from 14 feet 6 inches to 15 feet, but adjoining to these, are new locks 18 feet wide. The depth of water admits of vessels drawing 5 feet 6 inches: and the improvements, now in execution, will enable vessels of one hundred tons burthen to navigate these rivers.

In the year 1817, and again in 1818, a project was brought forward by a few landholders in that district, for making a canal from Knottingley, down the valley of the Went, to fall into the