TOD AND BILLIE TSIEN WILLIAMS

	2001, Mattin Center, Baltimore, USA
	2001, American Folk Art Museum, New York, USA
	2004, Shelter Island House,  Shelter Island, USA
	2006, Skirkanich Hall, Philadelphia, USA
	2008, C.V. Starr East Asian Library, Berkeley, USA
	2009, David Rubenstein Atrium at Lincoln Center, New York, USA