Luther, Adolf (1912 Uerdingen - Krefeld 1990). 4 R 600, mirror object from 1968, signed on the reverse. 25 x 25 x 7.5 cm, mirror object, four square, concave mirrors mounted on a square mirror, on wood in a plexiglass frame. Numbered 37 - Luther, main representative of kinetic art and optical art. Mirror edges slightly oxidized. D

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