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
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Royal Commission on Canals
Volumes relating to the Royal Commission on Canals: Volume 1 Evidence and Appendices; Volume 2 Evidence and Appendices; Volume 3 Evidence and Appendices; Volume 5 Evidence and Appendices; Volume 6 Foreign Inquiry; Volume 8 Appendices and Final Report; Volume 9 Reports by Sir John Wolfe Barry and Partners; Volume 10 Reports on the water supplies of canal routes. All have front covers embossed "Traffic Manager's Office, Aire & Calder Navigation".
1906-1910
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8 volumes