Exhibition catalogue published in conjunction with show held at the Palacio de Velazquez, Parque del Retiro, Madrid, May 23 - July 31, 1986. Curated and text by Richard Armstrong and Richard Marshall. Inlcudes previously published articles and text on art by Lucy Lippard, Max Kozloff, Marga Paz, Gregoire Muller, Emily Wasserman, Robert Morris, Barbara Rose, Scott Burton, Robert Pincus-Witten, Robert Smithson, Richard Serra, Phillip Leider, Willoughby Sharp, Cindy Nemser, Kenneth Baker, Bruce Kurtz, Klaus Kertess, Rosalind Krauss, Lizzie Borden, Ellen Lubell, Jeremy Gilbert-Rolfe, James Collins, and Thomas Hess. Artists included in the exhibition are Eva Hesse, Robert Smithson, Bruce Nauman, Richard Tuttle, Richard Serra, Keith Sonnier, Barry Le Va, Alan Saret, Joel Shapiro, and Lynda Benglis. Organized chronologically, including artists' biographies and exhibition histories. Also includes checklist of the exhibition. In Spanish and English.