Exhibition catalogue published in conjunction with show held at the Haus am Waldsee, Berlin, Germany, March 29 - May 12, 1974 and Frankfurter Kunstverein, Frankfurt am Main, June 21 - August 11, 1974. Essays by Georg Bussman, Thomas Kempas, and Heinrich Dreidoppel. Artists include Christian Boltanski, Anna Oppermann, Bernhard Praesent, Martin Rosz, and Roger Welch. Profusely illustrated in black-and-white. Text in German.