Search Results
2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at low resolution. Low represents an 80 percent reduction in size and quality... United States. National Geospatial-Intelligence Agency.
2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at intermediate resolution. Intermediate represents an 80 percent reduction i... United States. National Geospatial-Intelligence Agency.
2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at full (original) resolution. GSHHG data are made available at 5 resolutions... United States. National Geospatial-Intelligence Agency.
2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at high resolution. High represents an 80 percent reduction in size and quali... United States. National Geospatial-Intelligence Agency.
2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between land and ocean, excluding Antarctica, at crude resolution. Crude represents an 80 percent re... United States. National Geospatial-Intelligence Agency.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This line shapefile depicts boundaries on land and offshore boundary water indicators, including a partial selection of key 200-mile nautical limit... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This line shapefile depicts tropical circles, polar circles, the International Date Line and the equator as geographic lines. These data are repres... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This line shapefile depicts tropical circles, polar circles, the International Date Line and the equator as geographic lines. Same as 50 million ge... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts areas and point labels of major points of elevation worldwide. Data was derived primarily from the Florida Resources a... North American Cartographic Information Society.
2008. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the lead (Pb) 3... United States. Bureau of Transportation Statistics.