Martin Willing Dreibandscheibe, Breite quadratisch wachsend, 2017/2019, Chrome-nickel spring steel, lasered, tempered, tempered, Height about 3 cm, Ø 46 cm
Martin Willing Konischer Stab, zum Kubus gekantet, 2017, Chrome-nickel spring wire, canted, tempered, tempered, on adjustable stainless steel plate, Edge length 22 cm
Martin Willing Quadratisches Hyperboloid, 2016, Chrome-nickel spring steel, mounted, bent, embedded in stainless steel plate, 89 cm high, base plate 25 x 25 cm
Martin Willing Zylinder, gekantet, geneigt, 2009/2014, Chrome-nickel spring steel, folded, pre-tensioned, aluminum blocks, slotted, Height 13 cm, Ø 8 cm
Martin Willing Wabe, wechselseitig diagonal verstrebt, 2004, Duralumin, with tension cut out of block, stained, wall fixing, Edge length 70 cm, depth 14 cm