You searched for: Language UND Remove constraint Language: UND Place ½ mile west of Lone Rock, area ca. 10 m. wide between Wisconsin River valley slough and extensive sand barrens about 5 m. higher elev. Remove constraint Place: ½ mile west of Lone Rock, area ca. 10 m. wide between Wisconsin River valley slough and extensive sand barrens about 5 m. higher elev.