This ceiling lamp was designed in 1954 by Prof. Wilhelm Wagenfeld for the company Lindner, Bamberg, and made by Peil & Putzler. The piece is numbered with the no. 6001 LJS. This number and a photograph can be found in the documentation of Lindner Leuchten. 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, Up to 250V (Europe/UK Standard).The wiring of this item may be original and might need replacement, if not specified otherwise.