Catalogue supplement / site plan published in conjunction with show held June 11, 1970 - June 1, 1971 as addenda to the exhibition catalogue of the same name. Exhibition curated by Hans Sohm and Harald Szeemann. Essay in English by Michael Kirby. Essay in German by [Hans Sohm]. Artists include Tadeusz Kantor, Ben Vautier, Ay-o, Nam June Paik, Ken Friedman, Al Hansen, Bici Hendricks, Robert Filliou, George Brecht, Bazon Brock, Tomas Schmit, Red Grooms, Carolee Schneemann, Philip Corner, Joe Jones, Tetsumi Kudo, Claes Oldenburg, Hermann Nitsch, Arthur Koepcke, Otto Muehl, Günter Brus, Geoff Hendricks, Robert Watts, J.J. Lebel, Milan Knizák, Eric Andersen, Robert Whitman, Emmett Williams, and Wolf Vostell. Includes exhibition checklist.