Date: 2006-08-23 11:28:42Orthometric height National Spatial Reference System U.S. National Geodetic Survey Latitude Geographic coordinate system Geodesy Cartography Measurement | | The Federal Base Network The Federal Base Network (FBN) is a nationwide network of permanently monumented stations spaced 100 kilometers apart with higher density in crustal motion areas. The FBN providesAdd to Reading ListSource URL: geodesy.noaa.govDownload Document from Source Website File Size: 699,49 KBShare Document on Facebook
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