Oblong - 8vo in publishers half cloth binding with titlelabel on front board. No dustjacket, as issued. Oeuvre-catalogue with texts in German by Max Bense, F. J. Raddatz, Hans Theodor Flemming, Paul Wunderlich u. a. Editetd by Dieter Brusberg. Every work reproduced mostly in black and white. In the end completed with a chapter about the works from 1966. 237 works represented. 162 p. Fine!