Large table lamp model 526g (grande) for arteluce by massimo vignelli. Very good and working condition consistent with age and use. Made in italy during the 60s. rare 1st edition with the chromed brass base and the old original "ticino" switch. Full working with eu standard, adaptable on demand for usa standard. documentation: *gramigna, g. Repertorio del design italiano, 2 vols. P 121, illustrated. *italian light 1960-1980 by palma & vannicola, 36, illustrated. i have official proof of authenticity such as vintage catalogs, designer records, or other literature sources and take full responsibility for any authenticity issues arising from misattribution, european plug (up to 250v).the wiring of this item may be original and might need replacement, if not specified otherwise.