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“Taking a line for a walk" is a famous quote by Paul Klee, and Heinrich Heidersberger walked lines of light with the help of a complicated self-built machine - the rhythmograph; inspired by the curve making devices of Jules Antoine Lissajous. This apparatus traces the oscillating movements of light beams across surfaces as it suggests contour of implied volumes. The rhythmograms is a series both poetic and technical, as these works represent a singular vision of the instrumental expansion of art and design. The works allure of elusiveness, part photography, part sculpture, and part architecture. They evoke a concrete sensibility that is both sensual and mathematical. Heinrich Heidersberger ...View all