Exhibition catalogue published in conjunction with the Encuentros de Arte Pamplona Festival, June 26 - July 3, 1972, which intended to bring avant-garde art to the public. Nearly every other page is a foldout displaying the work of the exhibition's 350 participants, among whom were John Cage, Man Ray, Luis Buñuel, Vito Acconci, Ed Ruscha, Dana Reitz, Eduardo Chillida, Shusaku Arakawa, Iannis Xenakis, and Juan Hidalgo. Also contains a schedule of the week's events and transparent plastic projector sheets listing the exhibition's organizers. Pages printed in color, black-and-white, and monochrome. Text in Spanish, French, and English.