Curved art glass and steel chandelier pendant by o4 (zero quattro) edited by fontana arte, milano, italy in the 1970s. The chandelier is composed of 9 glass and features 4 lights, three in the upper part and one on the bottom. Zero quattro was a very small company based in milan, italy. A real eye-catcher and an excellent example of art glass from italy. 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.