In 1873, the Cotton Powder Company built a factory to produce gun cotton on Uplees Marsh. In 1912, a second factory was built by the Explosives Loading Company, with a third by Eley Brothers Ltd. established nearby at Harty Ferry.
In 1873, the Cotton Powder Company constructed a factory for gun cotton production on Uplees Marsh. By 1912, the Explosives Loading Company built a second factory in the same area, and Eley Brothers Ltd. established a third nearby at Harty Ferry.