Black Country unionism. The 20th century saw a decline in coal mining in the Black Country, with the last colliery in the region – Baggeridge Colliery near Sedgley – closing on 2 March 1968, marking the end of an era after some 300 years of mass coal mining in the region, though a small number of open cast mines remained in use for a few years afterwards. As the heavy industry that had named the region faded away, in the 1970s a museum, called the Black Country Living Museum started to take shape on derelict land near to Dudley. Today this museum
Black Country Living Museum local artefacts encompassing some of the many products which were made by Black Country industry, cast iron hollow ware, animal traps, vehicles, chain, anchors, enamels, weighing scales, laundry irons, nails, locks and fire clay products. The exhibition includes more fragile items such as glassware, reflecting the centuries-old industry that produced lead crystal glass and the Joseph Chance glass works between Oldbury and Smethwick. The museum site contained 42 disused mine shafts, most of which had been filled in. Two are preserved, one at the Racecourse Colliery and Brook Shaft. In 1712, Thomas Newcomen built the world's first successful steam engine