Classification construction and building serviceselectrical servicescomponent Description A simple knife switch on a rectangular composite base, drilled with three holes. The hanlde at the end of the brass blade is made of wood with a painted finish. Circa 20th century. Designers & Manufacturers Designer (Person) Unknown Manufacturer Unknown Object number AIBDC : 009258SA Date 1900 - 1999 (circa) Country Unknown Method unknown Material plastic unidentified base metal pillars, screws and blade brass wood handle Dimensions Width 25mm Height 27mm Length 94mm Colour brown black