Wall ceiling lamp model 'three fixed arms spider ceiling lamp' designed by serge mouille in 1952. Manufactured by editions serge mouille in france. The production of lamps, wall lights and floor lamps are manufactured using craftsman’s techniques with the same materials and techniques as the first models. Each lamp has a personal serial number and a specific “certificate of authenticity” when delivered. The certificate shown on the photo is just an example. Materials and color: body: steel swivel: brass reflector: aluminium black lacquered- always glossy white inside the lamp shades dimensions: h 31.49 in. X w 86.62 in. X d 59.06 in. H 80 cm x w 220 cm x d 150 cm technical details: ce: 3x42w max - e27 - 230v - 50hz us: 3x60w max - e26 - 120v - 60hz 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).