Monograph published in conjunction with exhibition of Group Zero at Howard Wise Gallery, New York. Distributed by Howard Wise Gallery, New York ; McRoberts & Tunnard Gallery, London ; Galerie Denise René, Paris ; Galerie Schmela, Düsseldorf ; Galerie Denise René, Krefeld ; and Galleria II, Torino. Includes newspaper articles about and text by Hseinz Mack. Introduction in Japanese. Language varies throughout and include English, German, Japenese, Italian, and French.