the substantial rectangular plate with a moulded edge and fielded margin bearing repeated stamps of foliate relief ornament, a monogramme "I.W" to the top corners and the date to the middle of the top edge,

Firebacks often bear dates much earlier than their manufacture. The date on this fireback is correct. Such firebacks are rare to come to market – especially in this condition. The iron founders of the Weald of Kent and Sussex were producing this type of fireback and their method of repeatedly pressing a carved wooden stamp into the mould before sand-casting the plate is clearly in evidence. The initials will often relate to a wedding with such plates being struck in commemorating the special event.

Firebacks are generally heavy. This example is extremely heavy!