2015: FELIX STERN
June 2011: RICHARD SERRA
June 2010: MARK TOBEY
June 2009: URS HANSELMANN
June 2006: CHRISTINE HUNOLD
May 2005: TOM WESSELMANN
May 2004: ANDY WARHOL: THE CAMOUFLAGE SUITE
December 2000: SAM FRANCIS: THE COLOR BLUE
April 2000: JEAN ARP
December 1999: ALEXANDER CALDER
November 1998: CHRISTO
September 1996: JEAN TINGUELY
