[herausgeber, Hans Günter Golinski, Sepp Hiekisch-picard, Gabriele Uelsberg]. Catalog Accompanied An Exhibition Held At The Museum Bochum, May 10-june 29, 2003; And At The Städtisches Museum Mülheim, Alte Post, Jan. 15-feb. 29, 2004. Includes Bibliographical References (p. 153).