4S-024-010 Hawthorn Leslie 0-4-0ST Lined Blue 'Taw' ICI Roundel Steam Tank LocomotiveExpected Delivery Q2 2027 (Subject to Change at Manufacturer's Discretion). Prototype Hawthorn Leslie and Company was formed by the merger of the shipbuilder A. Leslie and Company in Hebburn with the locomotive works of R. and W. Hawthorn at St. Peters in Newcastle upon Tyne in 1886. The company manufactured locomotives to order for main line companies and later had a number of standard designs including 0 4 0 saddle tanks and fireless locomotives. In