STEEL SNOW PLOUGH.
The North-Eastern Railway Company has recently built to the designs of its chief mechanical engineer. Mr. Wilson Worsdell, a snow plough which is somewhat of a departure from ordinary practice, inasmuch as it is constructed almost entirely of steel, only the internal fittings and back part of roof being of wood. The steel outer plates are all ½ in. thick, and are secured to the framework by countersunk rivets so as to present a smooth surface to the snow. The internal framing to..