Exhibition catalogue published in conjunction with show held at the Städtisches Museum Abteiberg, Mönchengladbach, Germany, March 13 - April 17, 1983. Traveled to the Rijksmuseum Kröller-Müller, Otterlo, Germany, June 11 - September 4, 1983; and the Ostdeutsche Galerie, Regensburg, The Netherlands, February 2 - April 23, 1984. Texts by R.H. Fuchs and Johannes Cladders. With approximately 37 black-and-white and color plates. Includes biography, exhibition history, and bibliography. Text in German.