Norton Furnace, also, Iron Made in Kentucky. . Norton Furnace. In 1967, the world's oldest known operating blast furnace. Built by Norton Iron Works Co. in 1873, an iron shell stack 67 feet high with maximum inner diameter of 18 feet, burning "stone co…
Cloverdale Furnace. . Robert Harvey established an agricultural and industrial complex here about 1790 that processed iron ore. The operation, known as Cloverdale Furnace, expanded in the 19th century under the ownership of John Tayloe III. About 150 enslav…