The GER Classes S46, D56 and H88 (classified Classes D14, D15 and D16 by the London and North Eastern Railway) are three Classes of similar 4-4-0 Steam Locomotive designed by James Holden (S46 and D56) and A.J. Hill (H88) for the Great Eastern Railway. They were given the nickname Claud Hamilton after the first Engine of the Class. All of these Locomotives survived to preservation around England.