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 > Humber Conservancy Bill—Session 1899 > Humber Conservancy Bill, 1899: Petition of Hull Trinity House Against Alterations