Exhibition catalogue published in conjunction with show held at the Winnipeg Art Gallery, May 2 - June 14, 1981. Traveled to National Gallery of Canada, Ottawa, October 1 - November 1, 1981 ; Norman MacKenzie Art Gallery, Saskatchewan, November 10 - December 13, 1981 ; Musée d'Art Contemporain, Montreal, January 8 - February 28, 1982 ; Dalhousie Art Gallery, Halifax, March 11 - April 18, 1982 ; Emily Carr College of Art, Vancouver, October 4 - October 30, 1982. Texts by Tim Guest and Germano Celant. Cover by Michael Snow. Artists include Marina Abramovic and Ulay, Vito Acconci, Laurie Anderson, Carl Andre, Ida Applebroog, Art & Language, Terry Atkinson, David Bainbridge, John Baldessari, Michael Baldwin, Bruce Barber, Robert Barry, Luciano Bartolini, Iain Baxter, Joseph Beuys, Alighiero Boetti, George Brecht, Marcel Broodthaers, Stanley Brouwn, Earl Brown, Chris Burden, Victor Burgin, Donald Burgy, Ian Burn, John Cage, Ulises Carrión, Francesco Clemente, Merce Cunningham, Hanne Darboven, Miles DeCoster, Walter de Maria, Jan Dibbets, Marcel Duchamp, James Dunn, Mike Duquette, Rose English, Robert Filliou, Henry Flynt, Simone Forti, Hamish Fulton, General Idea, Gilbert & George, Dan Graham, John Greyson, Dick Higgins, Susan Hiller, Douglas Huebler, Harold Hurrell, Ray Johnson, Allan Kaprow, Stephen Kaltenbach, On Kawara, Christopher Knowles, Joseph Kosuth, Christine Kozlov, David Lamelas, Jack Lansley, Sol LeWitt, El Lissitzky, Jackson MacLow, George Maciunas, Maloney, Piero Manzoni, Robert Morris, Ian Murray, N.E. Thing Co., Maurizio Nannucci, Bruce Nauman, Claes Oldenburg, Luigi Ontani, Dennis Oppenheim, Guilio Paolini, Andrew Patton, Jo Percival, Michelangelo Pisteletto, Sally Potter, Emilio Prini, Mel Ramsden, Terry Riley, Alexander Rodchenko, Martha Rosler, Dieter Rot [Dieter Roth], Edward Ruscha, Carolee Schneemann, Rudolf Schwarzkogler, Seth Siegelaub, Robert Smithson, Michael Snow, Society for Theoretical Art and Analyses, Enzo Sperone, Vladimir Tatlin, Endre Tot, Ben Vautier, Wolf Vostell, Andy Warhol, Lawrence Weiner, Joyce Wieland, Emmett Williams, La Monte Young, and Marian Zazeela. Includes bibliography and index. In English and French.