This portion of the iron complex was known as the casting house. A chute from the hearth under Stack #7 brought molten iron into the large, open room. The floor of the room was covered in deep sand, which was shaped into molds. As the molten iron . . . — — Map (db m85236) HM
After the last cast After Lock Ridge’s last cast in 1921, the company shuttered the complex, and it sat abandoned for many years. Historic preservation was not yet a major concern, and few people thought of the complex as a place worthy of . . . — — Map (db m85205) HM
From charcoal to “stone coal” During the late eighteenth and early nineteenth centuries, the Lehigh Valley, with its wealth of trees for charcoal fuel and substantial sources of ore, attracted many enterprising iron facilities to . . . — — Map (db m85224) HM
Representative of the many iron furnaces in the Lehigh Valley, Lock Ridge was constructed here in 1868, operated until 1921, and was the last furnace in the US to solely use anthracite coal as fuel. By the late 19th century the Lehigh Valley was the . . . — — Map (db m85180) HM
Two “Donkeys” and a Massasoit Iron was actually produced in the furnaces, but much of the action at Lock Ridge took place on the surrounding railroad tracks and in the nearby outbuildings. At the height of production, three trains . . . — — Map (db m85282) HM