31. The lime kiln industry was the major pillar of Makkums prosperity employing many people. 32. In the 1800s, Aldridge became an industrial town with coal mines and lime kilns . 33. The Lime kilns on The Slade and farm buildings at Maesgwynne are also listed. 34. They also likely ran the lime kiln as a sideline to their main business. 35. Continuing past the Black Lion car park will bring you to Consall Lime Kilns . 36. In the 18th Century lime kilns opened in the village. 37. There was a lime kiln here and a watermill to the north at Castle. 38. The lime kilns on Lindisfarne are among the few being actively preserved in Northumberland. 39. Other early industry included lime kilns and the extracting of zinc and iron ore. 40. Remnants of the lime kilns can still be seen today.