Catalogue published in conjunction with an exhibition at the Galerie Ariadne, Vienna, March [ ] - April [ ], 1969. Includes a checklist and artist's bibliography. Profusely illustrated with black-and-white reproductions. With texts by Otto Breicha, Ernst Fuchs, Michael Guttenbrunner, Wolfgang Kudrnofsky, Maria Lassnig, Reinhard Prießnitz, and the artist. All texts in German.