Although many people think that BR’s Modernisation Plan was the start of the diesel era, there had been several attempts to introduce alternative traction prior to that, with one of the least successful being 10800, which was, as EVAN GREEN-HUGHES relates, ordered before nationalisation.
In the years immediately following the end of the Second World War, all four of the UK’s railway companies required a considerable number of new locomotives to replace those that had been worn out during the conflict. Leading the charge was the London, Midland & Scottish Railway (LMS).