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![]() Date: 2013-01-30 14:53:11National Spatial Reference System National Oceanic and Atmospheric Administration U.S. National Geodetic Survey Datum Height Modernization Orthometric height Surveying VERTCON National Ocean Service Geodesy Cartography Measurement | Source URL: www.geodesy.noaa.govDownload Document from Source WebsiteFile Size: 2,02 MBShare Document on Facebook |