Vibrant original unsigned mixed media graphic art by Tinguely on a 10.5 x 10.25 piece of brown corrugated cardboard. Tinguely uses watercolors, paint, ink, and Christmas bell stickers for his work, inscribed at the bottom in black ink to art historian Siegfried Salzmann. In fine condition, with heavy bisecting vertical fold, scattered light edge wear, and a few small brushes to inscription. RRAuction COA.