Undertakers of the Navigation of the Rivers Aire and Calder
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Traffic Department's records
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Acts and printed material kept by the department for reference
BW91/7/4/11
"Notes of the proceedings at a public inquiry...into a revised code of pilotage bye-laws for the Humber Pilotage District..."
Under auspices of Humber Conservatory Board.
1923
BW91/7/4/11
1 volume