Records of Humber Conservancy and the Humber Ports (Records deposited by Associated British Ports and its Predecessors) > Dock Engineering Records > Hull Town Docks Plans > Railway Dock: Cranes, Coal Hoists, Grain Hoppers, and Hydraulic Mains > 30 Tons Hydraulic Coaling Crane, No. 16 Crane Railway Dock (South Side): Foundation for Cradle