Exhibition catalogue published in conjunction with show held at Haus am Waldsee, Berlin, March 29 - May 12, 1974. Traveled to Frankfurter Kunstverein, Frankfurt, June 21 - August 11, 1974. Essay by Georg Bussmann and Thomas Kempas. Includes artists: Christian Boltanski, Anna Oppermann, Bernhard Praesent, Martin Rosz, Roger Welch. Text is in German.