Exhibition catalogue published in conjunction with show held at the Museum Wiesbaden, Germany, September 17 - November 14, 1982; the Neue Galerie der Staatlichen Kunstsammlungen, Kassel, Germany, December 12, 1982 - January 23, 1993; and the daadgalerie, Berlin, Germany, January 21 - April 24, 1983. With illustrated chronology. Text by Emmett Williams, Tomas Schmit, Ludwig Gosewitz, Henry Flynt, George Maciunas, Dick Higgins, Willem de Ridder, Henning Christiansen, Per Kirkeby, Ben Vautier, Geoffrey Hendricks, George Brecht, Robert Filliou, and René Block. Also includes bibliography, discography, and black-and-white, and some color, illustrations throughout.