1 of 6 special round biomorphic smoked murano glass wall light in doughnut shape designed doria leuchten, germany, manufactured, circa 1960-1969. High quality, good condition. Very nice light effect. Cleaned, well-wired, and ready to use. Each sconce requires 1x e27 standard bulbs with 100 w max. Light bulbs are not included. It is possible to install this fixture in all countries (us, uk, europe, asia, australia). 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.