Records of Humber Conservancy and the Humber Ports (Records deposited by Associated British Ports and its Predecessors) > Humber Conservancy > Parliamentary Bills and Provisional Orders: Representations to Parliament, or the Board of Trade, by the Humber Conservancy Commissioners > Rivers Conservancy and Flood Prevention Bill—Session 1881 > Rivers Conservancy and Flood Prevention Bill, 1881: Petition of the Aire and Calder Navigation Against