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2014. Geological Survey (U.S.). This polygon shapefile contains the county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands, by showing the counties as ar... Geological Survey (U.S.).
2014. Geological Survey (U.S.). This polygon shapefile contains the county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. This layer was derived from t... Geological Survey (U.S.).
2010. GIS Lab, Newman Library, Baruch CUNY. This polygon layer is a subset of the Census TIGER county file, re-projected to local state plane. The content of this layer has not been modified ... Newman Library (Bernard M. Baruch College).
2010. GIS Lab, Newman Library, Baruch CUNY. This polygon layer is a subset of the Census TIGER county file, re-projected to local state plan and modified by subtracting a subset of the Census... Newman Library (Bernard M. Baruch College).
2010. GIS Lab, Newman Library, Baruch CUNY. This polygon layer is a subset of the Census TIGER census counties file, re-projected to local state plan and modified by subtracting a subset of t... Newman Library (Bernard M. Baruch College).
2010. GIS Lab, Newman Library, Baruch CUNY. This polygon layer is a subset of the Census TIGER county file, re-projected to local state plane. The content of this layer has not been modified ... Newman Library (Bernard M. Baruch College).
2010. U.S. Counties represents the counties of the United States. This data set provides six feature classes for displaying the data at different scales....
1911. Southall, Humphrey, Aucott, Paula, Bennett, Chris, and University of Portsmouth. These are digital boundaries for the system of counties essentially created by the 1889 Local Government Act and continuing to exist until 1974. Th... University of Portsmouth.
1921. Southall, Humphrey, Aucott, Paula, Bennett, Chris, and University of Portsmouth. These are digital boundaries for the system of counties essentially created by the 1889 Local Government Act and continuing to exist until 1974. Th... University of Portsmouth.
2011. United States. Bureau of the Census. Geography Division and United States. Bureau of Transportation Statistics. This polygon shapefile contains United States administrative county boundaries extracted from the U.S. Census Bureau's MAF/TIGER Database (MTDB). T... United States. Bureau of Transportation Statistics.