Karel Appel, Henryk Berlewi, George Brecht, Michael Buthe, James Lee Byars, Rob Scholte, Joseph Beuys, Peter Downsbrough, Ger van Elk, Max Ernst, Carl Fernbach-Flarsheim, Frankfurter Projekt, Franck Gribling, Sigurdur Gudmundsson, Dorothy Iannone, Martin Kippenberger, Jiri Kolar, John Lennon & Yoko Ono, Lucy Lippard, Martin Maloney, François Morellet, Olivier Mosset, Eduardo Paolozzi, Phases, The Rolling Stones, Niki de Saint-Phalle, Wolfgang Schmidt, Herman de Vries, Andy Warhol, ZERO.
