A pair of lamps designed by Marianne Brandt manufactured by Gothaer Metallwarenfabrik (formerly Ruppel-Werke) in the 1930s. This pair was produced in the 1950s. Stamped by Maker,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.