Wolken. 1969. Offset. Butin 24. Signed and dated. Presumably one of 10 signed and dated trial proofs. On light cardboard. 45 x 40 cm (17,7 x 15,7 in). Sheet: 55 x 50,3 cm (21,7 x 19,8 in). Two photographs that Richter shot from a plane window on a journey to Milan in 1968. He mounted them so that the upper motif was rotated by 180°, thus creating a new motif. This graphic was used as a contribution to the portfolio of works by all the teachers then active at the 'Hochschule für Bildende Künste', Hamburg 1970. Published by Griffelkunst-Vereinigung Hamburg-Langenhorn e.V. [DB].
This sheet will be included into the forthcoming revision of the catalog raisonné prepared by Mr. Butin and to be released in 2013.