Architect light from the swedish manufacturer ledu. the ledu is the classic luxo l-1, the design classic of jac jacobsen from 1937, mostly very similar or identical. The difference shows itself in the slightly ornamental curves of the screen. The design and unsagon functional and very movable. 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.