Beautiful and very rare lamp, model 'No.8': Design by Michie Clay for Knoll International The design dates back to 1950 and was designed in the USA as a table lamp by Clay Mitchie for Knoll. It has a black painted metal reflector and what is special is the arm with a weighted base made of brushed metal, because this allows the reflector to be adjusted as desired: - Both the beautiful Barcelona Chair and the super matching Wassily Chair are available in combination and a discount will be applied when purchasing the combination I have official proof of authenticity such as vintage catalogs, designer records, or other literature sources and take full responsibility for any authenticity issues arising from misattribution, European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.