The 1997 Riesling Grafenreben de Zellenberg exhibits a crisp nut, earth, and stone-laden nose followed by a vibrant, light-to-medium bodied character. This unevolved, apple, clay, and chalk-flavored dry wine is assertive, delineated, and possesses excellent grip. Anticipated maturity: 2002-2009.Importers: European Cellars (Eric Solomon), New York, NY; tel (212) 924-4949. Also, a Peter Vezan Selection, (Paris Fax # 011-33-1-42-55-42-93), various American importers, including: Barriques Wines, Chicago, IL; tel (773) 275-1200; Branded New England, Norwood, MA; tel (781) 501-1256; North Berkeley Imports, Berkeley, CA; tel (800) 266-6585.