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 more than a covered pan and the steam generated passes through a valve into the brass cylinder above it. The cylinder is more than two metres long and 52 centimetres in diameter. The steam in the cylinder is condensed by injecting cold water and the vacuum beneath the piston pulls the inner end of the beam down causing the pump to move. Lime working and processing was carried out on the site from medieval times. Evidence of quarries and underground remains, the canal, and preserved lime kilns are parts of a scheduled ancient monument which has features from the medieval,