This is an almost totally original case made by an extremely famous and sought after maker.The circa 1900 substantial and high quality two train movement with Dead-beat escapement and half and hour rack striking. Made by W & H and having a rear mounted pin wheel to operate the top-mounted hammer that strikes on the original bell.Unusually, during conversion to ''improve'' this clock, the top and bottom plates have been retained and lie beneath the later, blank plates. It is also believed that the doors and backplate (now with the hole for the alarum verge wheel filled) are also original.''Lantern'' or ''Chamber'' clocks were often converted not to deceive but rather ''improve'' them; they could be placed on a table instead of hung on a wall with the ropes or chains dangling, they would be much more accurate and had a minute hand and lastly, they only needed winding once a week instead of once or twice a day. Because of these conversions, these examples are usually only a fr...