A special round biomorphic white glass wall sconce or flush mount designed by koch & lowy for peill & putzler, manufactured in germany, circa the 1970s. High quality and in very good condition. Cleaned, well-wired and ready to use. Each fixture requires 1 x e27 standard bulb with 100w max. Light bulbs are not included. It is possible to install this fixture in all countries (us, uk, europe, asia, australia,\.) 3 items are available. 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.