British Waterways Board
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British Waterways Board: Northern Region
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British Waterways Board: Northern Region: Area Engineer, Castleford
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Water levels at locks on the Aire and Calder Navigation
BW167/25/6/1/9
Record of water levels at Ferrybridge Lock
Records whether gate open or shut, and level of water over sills in feet and inches.
1 November 1965-30 April 1972
BW167/25/6/1/9
These records are available immediately for research
1 volume