reproductions of 38 (numbered) works on slate in several titled series, each series consists of drawings (made with various methods, materials and styles) on slate from different regions, with a b/w photograph of the authors, soft cover, 15 x 10 cm, 96 not numbered pages, ed/600, Berlin München 1988
ISBN: 3-88537-105-7 (Rainer Verlag)
ISBN: 3-925585-13-3 (Edition Pfefferle)
