Found during excavations at Redcliffe Street, Bristol, this rare example of a cylinder padlock is complete with its operating mechanism and would have been operated with a slide key, which would compress a series of internal spring strips.
An excavation on the site of an 18th-century glassworks in Portwall Lane, Bristol, revealed foundations of a cone that acted as a giant chimney for a furnace on which glass was melted. The furnace, flues and air passages were all well preserved.