Eleven sketch suggestions for a roll tab mats and a spine mats. The sketches are made with water paint on paper, which was then pasted on nine cardboard boards. On most of the cardboard boards is the name “Britta Rendahl” and a year’s number: “-57,” “-59,” “-60” or “-54.” Some of the sketches are named: “Zinnea,” “Libra Games,” “May,” “Spring Box” and “Idegranen.”