Exhibition catalogue published in conjunction with show held at the Gallerie Denise René, New York, October 1971. Text by Margit Staber. Artists included are Josef Albers, Hans Arp, Max Bill, Marcelle Cahn, Robert Delaunay, Sonia Delaunay-Terk, Wassily Kandinsky, Laszlo Moholy-Nagy, Piet Mondrian, Sophie Taeuber-Arp, Otto-Gustav Carlsund, Félix del Marle, Burgoyne Diller, Fritz Glarner, Jean Gorin, Auguste Herbin, André Heurtaux, Lajos Kassak, Frank Kupka, Henryk Stazewski, Theo van Doesburg, Georges Vantongerloo, and Friedrich Vordemberge-Gildewart. Includes artists' biograghies and bibliographies. Illustrated in color. Includes list of works in the exhibition.