Two-volume exhibition catalogue published in conjunction with show held June 15 - September 8, 1974 at the Kunstmuseum Basel. The first volume includes written contributions by Dieter Koepplin, Tilman Falk, Kristin Bühler-Oppenheim, Helmut Börsch-Suppan, and Werner Schade. Volume 2 features contributions by Koepplin, Falk, Joseph Beuys, Yvonne Boerlin-Brodbeck, Kristin Bühler-Oppenheim, Paolo Cadorin, Monique Veillon, and Eva Maria Krafft. Includes a rigorous biography accompanied by maps, chronologies, genealogical charts, and profuse illustrations in color and black-and-white. The two volumes are paginated as one single volume (i.e., Vol. 1 contains pages 1-432, and Vol. 2 433-844). Text in German.