Records of Humber Conservancy and the Humber Ports (Records deposited by Associated British Ports and its Predecessors) > Hull Dock Company and successors (Material transferred from Hull Maritime Museum) > Humber Ports: material produced by rivals and successors to the Hull Dock Company, and Hull Corporation > North Eastern and London and North Eastern Railways > Letter from A. G. Stevenson (North Eastern Railway Company) to Francis Berry (Clerk to the Humber Conservancy Commissioners