Black Country Living Museum Industrial Revolution and 20th century. Standing alongside canal arm are the lime kilns, built by the Earl of Dudley to process limestone quarried from Wren's Nest workings. The earliest of the three surviving kilns dates from the late 18th century. The trap shop was built in 1913 in Rookery Street, Wednesfield. It was offered to the museum in 1982. Sidebotham's Steel Trap Works was not rebuilt in its entirety and the original structure was shortened. The exhibit, set around 1930, contains the office, trap shop and the machine shop. The nail shop is a replica of a back-yard workshop, built
Black Country Black Country Day. The heavy industry which once dominated the Black Country has now largely gone. The 20th century saw a decline in coal mining and the industry finally came to an end in 1968 with the closure of Baggeridge Colliery near Sedgley. Clean air legislation has meant that the Black Country is no longer black. The area still maintains some manufacturing, but on a much smaller scale than historically. Chainmaking is still a viable industry in the Cradley Heath area where the majority of the chain for the Ministry of Defence and the Admiralty fleet is made in modern