Ceiling lamp, model ph-4/4, in opaline glass and metal by poul henningsen, 1930s additional information: material: opaline glass, brass and copper style: mid century, scandinavian ceiling lamp produced by louis poulsen in denmark dimensions: (w x d x h): 40 x 40 x 40 cm 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).the wiring of this item may be original and might need replacement, if not specified otherwise.