Left to right: G. Richter, Jean Dubuffet, Arnulf Rainer, Henri Michaux, Michael Heizer
Left to right: L. Fontana, Henri Michaux, G. Richter, Dubuffet
Left to right: G. Uecker, Lucio Fontana, G. Richter
Left to right: Appel, Yves Klein, Diego Giacometti, Alexander Calder, Hans Arp, Tadaaki Kuwayama, Robert Rauschenberg, G. Uecker
Galerie Reckermann