This catalogue was issued under the aegis of the Rupprecht-Geiger-Gesellschaft, Städtische Galerie im Lenbachhaus München. Earlier catalogues of the artist's graphic works were also published by Rolf Schümcking (Galerie Schmücking, Braunschweig, 1964, covering years 1948-1964)) and Monika Geiger (Art Press Verlag, Dusseldorf, 1972, covering years 1948-1972).