This coal plate is not just another lump of metal. None of the coal holes are. Look closely and you’ll find some similarity to the Order of the Garter star (in my crazy mind at least). Every foundry had its own design, often containing intricate geometric patterns. So London might not be paved with gold, but it’s got some beautiful cast iron. CLAPHAM & CAMBERWELL - Economy. Efficiency. Durability Found @ Alexander Square.