Blast furnace for smelting iron, 1555.

Iron smelting in a blast furnace, Japan, 1754.

'Smelting Iron Ore at Kizzil', India, 1874.

Ancient Chinese cast iron implement moulds, c 300 BC.

Unprotected steelworker with molten iron, Workington, 1952.

"'Running liquid iron from a Blast Furnace into portable ladles', 20th century."

"'Running liquid iron from a Blast Furnace', 20th century."

'Coalbrookdale by Night', 1801.

Shingler's shoe, late 19th century.

Iron and steel works near Barrow-in-Furnes, 1867.

Iron Slag. Light micrograph in darkground l

Iron Slag. Light micrograph in darkground l