Hamburg, Germany: Brockstedt, 1983. First edition. Small oblong softcover. Published in conjuction with a traveling exhibition in North America. Introduction by Professor Reinhold Heller. Includes eight short essays by Horst Janssen, checklist, numerous color and black and white illustrations, checklist, list of previous exhibitions, and bibliography. A very good copy in wrappers with a sticker shadow to the last page and some creasing to the spine and some other minor wear. Still a solid reference copy.