The artwork, conceived for the atrium of the Grimaldi's house, develops along three walls and consists of eight white, indivisible, canvases with geometric designs in black. At the back of each canvas, except for the larger ones, there is a progressive from 1 to 6 in pencil. Canvas n.1: Composition of squares with a black outline, 60.3x60.3x2 cm. Canvas n.2: Composition of rhombuses positioned in the center, 100x100x2 cm. Canvas n.3: Composition of six rhombuses that occupy the entire surface, 75x75x2 cm. Canvas n.4: Composition of six squares arranged in a pyramid, 75x75x2 cm. Canvas n.5: Composition of six squares arranged in a circle, 100x100x2 cm. Canvas n.6: Composition of six squares arranged in the shape of a rose, 60x60x2 cm. The last two canvases, joined by a hook on the back, represent the interior of a room, 179x358x2 cm. Artist's authenticity certificate on photo. Publication: Giulio Paolini-Catalogo ragionato, Tomo I, opere 1960-1982, by Maddalena Disch, Eskira Editions, 2008, p.356-357, Ill.346. Provenance: Grimaldi Collection, Rome; Finarte, Rome, 1986; Private Collectione, Rome.