Four volumes, band one/Einfuhrung, Malerei, Plastik/Environment, Performance. 324pp, numerous b/w and colour illus. Band two/Fotografie, Film, Video. 358pp, b/w and colour illus. Band three/ Handzeichnungen, Utopisches Design, Bucher. 378pp. Plus Sonderheft der Informationen. All in b/w card covers, in original slip case as issued. Top of slip case broken. Texts all in German.