Paul De Vree, Rene Block, Raoul Hausmann, Joe Jones, Ben Vautier, Gerhard Rühm, Claus Böhmler, Sol LeWitt, George Brecht, Lawrence Weiner, Le Corbusier / Xenakis / Varese, Marcel Duchamp, Milan Knizak, Dick Higgins, Ror Wolf, Tadeusz Kantor, George Smith, Jacques Lizene, Karel Appel, and more.

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