Sol LeWitt, Wall Drawing #346. Seven geometric figures (including right triangle) drawn with India ink. The figures are filled in solid. India ink. First drawn by: Sol LeWitt, Guy Mazarguil, Laurent Mazarguil. First installation: Galerie Yvon Lambert, Paris, February 1981. Centre Pompidou, Musée national d’art moderne, Paris. Achat en 1982. © Adagp, Paris 2012 . © Centre Pompidou-Metz / Photos: Rémi Villaggi