only in german

The invisible Show

mit Vito Acconci, Joseph Beuys, Louise Bourgeois, James Lee Byars, Janet Cardiff, Martin Creed, Luisa Cunha, Ceal Floyer, Rodney Graham, Raoul Hausmann, Juan Hidalgo, Joan Jonas, On Kawara, Antoni Muntadas, Bruce Nauman, Luigi Russolo, Julião Sarmento, Michael Snow, Stephen Vitiello