The line data layer represents roads for Walworth County, Wisconsin in 2000. The polygon data layer represents the areas between roads for Walworth County, Wisconsin in 2000. They are feature classes within the geodatabase, WalworthCounty_Roads_2000. The dataset was originally published by the Wisconsin Department of Administration on March 21, 2001.[This data layer is a line shapefile of the highways in the county, derived from the 2000 TIGER Line Files. It is referenced to the Wisconsin Transverse Mercator (WTM) projection system, North American Datum 1983 with the 1991 adjustment (NAD83/91).]Geodatabaseark:/77981/gmgswp9t62hengPublicRoads [Wisconsin--Walworth County] {2000}DatasetsWisconsin--Walworth CountyWisconsin2000American Geographical Society Library – UWM Libraries