1957. Projection: WGS72 Mercator Projection; Series: United States Navy Antarctic Nautical Charts. Naval Oceanographic Office.
Search Results
1968. Projection: Polar Stereographic Projection: Standard Parallel -80º14'; Series: USGS 1:250,000 Topographic Reconnaissance Series. United States Geological Survey.
1996. Environmental Systems Research Institute (Redlands, Calif.). World Continents represents the boundaries for the continents of the world. ESRI.
2002. National Geospatial Intellience Agency (formerly the U.S. Defense Mapping Agency - DMA). This datalayer is a polyline coverage representing coastlines and international boundaries for every continent including Antarctica at a scale of 1... East View Cartographic.