Art » Gerhard Richter,Richard Artschwager, 555 West 24th Street, New York, April 5–May 4, 2002 | Gagosian,Vintage Japanese Art online catalog,Wilhelm Wieger Paintings & Artwork for Sale | Wilhelm Wieger Art Value Price Guide,Richard Artschwager, Heddon Street, London, February 25–April 12, 2003 | Gagosian