This lamp is very rare and is the first version of the model published on page 346, model 12904, in the Arredoluce general catalog. A glass pane was broken at the top and was reglued (see attached photos). Once mounted on the wall, the defect is not visible. The electrical system needs to be serviced. Arredoluce label on back. This piece has an attribution mark, I am sure that it is completely authentic 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.