Exhibition catalogue published in conjunction with show held at Espai del Centre de Documentació d'Art Actual, Barcelona, Spain, October 13 - November 21, 1980. Text by Glòria Picazo. Includes works by Dennis Adams, Carl Andre, Anna Banana, Ulises Carrion, Christo, Agnes Denes, John Evans, A.M. Fine, E.F. Higgins III, Alison Knowles, Les Levine, Maurizio Nannucci, Opal Nations, Bern Porter, Mel Ramos, Robert Rauschenberg, Athena Tacha, and others. Profusely illustrated in black-and-white. Includes index of over 400 participating artists, bibliography, and index to documents. In Spanish and English.