Small-scale catalogue of exhibitions held at the Galerie Busche, Köln, 1989 - 90. Artists featured in the catalogue include John Baldessari, Tishan Hsu, Holt Quentel, Robert Rauschenberg, James Rosenquist, Hanne Darboven, Kurt Schwitters, Markus Lüpertz, Erwin Heerich, Arakawa, Julije Knifer, Robert Mapplethorpe, Gerwald Rockenschaub, Franz Erhard Walther, Remy Zaugg, and Jean Arp. Printed in black-and-white.