Monochrome und Feuer. 1961. 2 Silkscreen in colors and a cardboard sheet coated with gold foil. On board. Each 32 x 23.5 cm (12.5 x 9.2 in), the full sheet. The exhibition catalog "Yves Klein, Monochrome und Feuer" was published by the Kaiser Wilhelm Museum, Krefeld, on occasion of the first German exhibition of the artist from 14 January - 26 February 1961 at Museum Haus Lange, Krefeld. It contains a blue and a pink silkscreen as well as a cardboard sheet coated with gold foil by Yves Klein.