Square wall-ceiling light model “heidelberg” by j. T. Kalmar 60s/70s an elegant, square, mid-century flush-mounted wall lamp or ceiling lamp made by j. T. Kalmar in the 1960s/1970s. a beautiful square ice glass lamp model "heidelberg" by j. T. Kalmar, austria. The lamps consist of square and rectangular structured murano glass elements that are mounted with acrylic glass bolts on a white painted metal frame. The light has four sockets for e14 edison screw light bulbs max. 40 w per light bulb. The light can be mounted on the wall or ceiling. height: 12cm width: 33cm depth: 33cm weight: 5,700g designer: julius theodor kalmar material: glass, metal condition: the lamp is in very good vintage condition, with signs of wear consistent with age. No cracks, chips, scratches or damage to the glass, fully functional. Delivery without bulbs! the lamp is sent disassembled and has to be easily assembled yourself 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, european plug (up to 250v).the wiring of this item may be original and might need replacement, if not specified otherwise.