Hornby R30551SS LNER Class A4 Class Mallard 4468 Steam Generator & Die-Cast Body (Pre-Order)Hornby R30551SS LNER Class A4 Class Mallard 4468 Steam Generator & Die Cast Body Due October 2026 One of the most famous of all steam locomotives, Mallard still holds the world speed record for steam. In July 1938, it reached 126mph on Stoke Bank. Entering service in March of that year in LNER Garter blue, it had full side valances and red wheels, as depicted by our highly detailed model. It was renumbered 22 in 1946, by which time it carried wartime