At the back signature and year. The artwork being archived at the Giorgio Griffa Archive, Milan. From the cycle of the "Primary Signs": After some monochrome canvases in which the color is not on the entire surface of the painting, the coats of color are replaced by the repetition on the canvas of the same sign, always the same and always different by way imperfections of the hand. He mainly paints with water-based acrylic paints on unprepared canvas, nor mounted on a frame. When not exhibited his works are folded with the consequent formation of folds that create a grid that underlies the painting, in line with the idea that painting is an unfinished constant.