MAIDEN LANE 1. 5005 TQ 57 SW 5/12 Coal duty boundary marker at junction II with Crayford Road 2. Coal duty boundary marker. Erected in 1861 or soon after. Cast by Henry Grisseli at the Regents Canal Ironworks. Cast iron. Square post with chamfered edges; projecting cornice and frieze bearing armorial shields. Post set up under the London Coal and Wine Duties (Continuance) Act of 1861.