A pair of triangular pendants light by hans bergstrom and erik hoglund sweden 1950. rare triangular shape, colored cast glass (transparent, red and green) inserted in a blackened metal shade, mounted on brass. good overall condition. height adjustable. a trio of the same triangular pendant lights with green colored cast glass also available. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I 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.