"Mezzo Oracolo" model table lamp, with double switch, designed by Gae Aulenti and produced by Artemide with opaline glass diffuser and tubular base in lacquered metal in red finish on special request for a private home, Italy 1969 Bibliography Giuliana Gramigna, Repertoire of Italian Design 1950-2000 for home furnishings, Umberto Allemandi Editore, pag. 164 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.