1900. University of Minnesota. Minnesota Population Center. This boundary file contains historic county boundaries for which the U.S. Census Bureau tabulated data and was produced by the Minnesota Population... Minnesota Population Center.
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1900. University of Minnesota. Minnesota Population Center. This boundary file contains historic county boundaries for which the U.S. Census Bureau tabulated data and was produced by the Minnesota Population... Minnesota Population Center.
2011. United States. Bureau of the Census. Geography Division and United States. Bureau of Transportation Statistics. This polygon shapefile depicts hydrography coverages that were created using TIGER/Line 2000 shapefile data gathered from ESRI's Geography Network.... United States. Bureau of Transportation Statistics.
1990. Harvard Map Collection and Land Info (Firm). This polygon is an index to maps of the world, titled [Landsat 4/5 TM 30m 7-4-2 GeoCover 1990 (1988-1992) near-worldwide and worldwide satellite im... Harvard Map Collection.
2000. Harvard Map Collection and Land Info (Firm). This polygon is an index to maps of the world, titled Landsat 7 ETM 15m 7-4-2 GeoCover 2000 (1999-2003). This map series was originally produced by... Harvard Map Collection.
2011. Oak Ridge National Laboratory. A subdirectory containing the ArcGIS grid (world_admin1) of the countries/sub-countries. These are the standard Level 1 Administrative Boundaries. ... Oak Ridge National Laboratory.
2011. Oak Ridge National Laboratory. This raster dataset is a grid of world countries. These are the standard country boundaries. This dataset also contains a DBF (countries.dbf) givin... Oak Ridge National Laboratory.
2012. Oak Ridge National Laboratory. This raster dataset is a subdirectory containing the ArcGIS grid (world_admin1) of the countries/sub-countries. These are the standard Level 1 Admi... Oak Ridge National Laboratory.
2012. Oak Ridge National Laboratory. This raster dataset contains areas of 30 second cells. The data table (VAT) contains the cell areas in the field: [Area]. The units are square kilo... Oak Ridge National Laboratory.
2012. Oak Ridge National Laboratory. This raster dataset is a grid of world countries. These are the standard country boundaries. Also included is a DBF (countries.dbf) giving the coun... Oak Ridge National Laboratory.