Crowds gathered at railway stations across the area and along tracks to catch a glimpse of one of the most iconic steam locomotives still operating today. The Sir Nigel Gresley steamed through the Newark Northgate station this morning, (Saturday) to a delighted pack of train enthusiasts who were thrilled to see the blue streak of the engine race by. Witnesses only saw the train for several seconds as the locomotive which set a speed record in 1959 passed by quickly. The train went through Newark at 11.25am after earlier passing through Grantham and Claypole. It’s final destination today will b…