Spanish language edition of an essential source book, "Six Years : The Dematerialization of the Art Object from 1966 to 1972," compiling the documentation of the Conceptual Art, Land Art, Earth Art, Arte Povera, Minimal Art, Performance Art, Video Art movements. Documents the activities, day by day, month by month, year by year of artists including Vito Acconci, Bas Jan Ader, Dennis Adrian, Carl Andre, Eleanor Antin, Keith Arnatt, Art-Language, Richard Artschwager, Michael Asher, David Askevold, John Baldessari, Robert Barry, Frederick Barthelme, N.E. Thing Co., Josef Beuys, Mel Bochner, Alighiero Boetti, Stanley Brouwn, Daniel Buren, Victor Burgin, Donald Burgy, Ian Burn, Jack Burnham, James Lee Byars, Hanne Darboven, Agnes Denes, Jan Dibbets, Peter Downsbrough, Gerald Ferguson, Rafael Ferrer, Barry Flanagan, Gilbert & George, Dan Graham, Guerrilla Art Action Group, Hans Haacke, Charles Harrison, Michael Heizer, Douglas Huebler, Peter Hutchinson, Stephen Kaltenbach, Allan Kaprow, On Kawara, Joseph Kosuth, Christine Kozlov, John Latham, Barry Le Va, Sol LeWitt, Richard Long, Lee Lozano, Bruce McLean, Walter de Maria, Robert Morris, Bruce Nauman, Claes Oldenburg, Yoko Ono, Dennis Oppenheim, Adrian Piper, Michelangelo Pistoletto, Sigmar Polke, Mel Ramsden, Allen Ruppersberg, Edward Ruscha, Robert Ryman, Gerry Schum, Richard Serra, Willoughby Sharp, Seth Siegelaub, Tony Smith, Robert Smithson, Michael Snow, Keith Sonnier, Athena Tacha Spear, Bernar Venet, Wolf Vostell, Franz Erhard Walther, William Wegman, Lawrence Weiner, William Wiley, Ian Wilson, La Monte Young and others. Includes index. Text in Spanish.