Willam Tonks & Son bronze door knob. Ornate design. Stamped in the reverse of the backplate WT & S and the number 5383 plus diamond date stamp which reads F M 18 3 The National Archives' decoding tables give: F = 1847 (year) M = June (month) 18 = 18th day 3 = bundle/parcel number This appears to indicate a production date of 1847 although this may not be exact. The turn latch mechanism is free moving. The lock is missing its key. The lock is warded. Backplate/rose: 60 mm diameter Knob: 60 mm wide Knob height/projection: about 70 mm Lovely antique piece with fabulous patina. Preowned Dispatched quickly and carefully.