Exhibition catalogue published in conjunction with show held at the Nationalgalerie Berlin, March 2 - April 12 1982. Artists include Joseph Beuys, Robert Rauschenberg, Cy Twombly, and Andy Warhol. Texts by Heiner Bastian, Dieter Honisch, and Erich Marx. Includes biographies, bibliographies, and a checklist of the exhibition, compiled by Céline Bastian. Text in German.