Exhibition catalogue published in conjunction with show held at the Palais des Beaux-Arts, Brussels, Belgium, September 1 – October 2, 1974. Preface by Yves Gevaert. Artists include Carl Andre, Marcel Broodthaers, Daniel Buren, Victor Burgin, Gilbert & George, On Kawara, Richard Long, and Gerhard Richter. Illustrated in black-and-white and color. Includes artists’ biographies.