Notes :
Ideas, systems, processes -- The box in a valise / Marcel Duchamp -- Association area / Vito Acconci -- Index 001 / Art & language -- Untitled / Michael Asher -- Trying to photography a ball so that it is in the center of the picture / John Baldessari -- 29 pieces as of June 7 1971 / Robert Barry -- Winding towers / Bernd and Hilla Becher -- Measurement room / Mel Bochner -- Millenovecentosettanta / Alighiero Boetti -- Muse d
