Black lampe gras n° 304 l40 wall lamp by bernard-albin gras dimensions: d 40 x w 14 x h 14 cm materials: steel also available: different colors and another shade available. All our lamps can be wired according to each country. If sold to the usa it will be wired for the usa for instance. Steel wall lamp also usable as a ceiling lamp. Perfect for the hotel and catering industry (no cable, no switch). This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution, up to 250v (europe/uk standard).