Exhibitions   2003 summer exhibition Alighiero e Boetti   2002 Graphics by Hockney , Niki de Saint Phalle, Warhol and Wesselmann Memphis De Saint Phalle Alighiero e Boetti   2001 Alessandro Mendini Niki de Saint Phalle David Hockney Alighiero e Boetti   2000 Pop Art Georg Csonka Helmut Newton Alighiero e Boetti   1999 Andy Warhol Georg Csonka Tom Wesselmann Alighiero e Boetti