Kreuzenstein wall lamp by j. T. Kalmar for kalmar franken kg, in flawless conditions. designed 1970 to 1979 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, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.