LEADER 01564oam 2200493 450 001 9910716601703321 005 20210729171214.0 035 $a(CKB)5470000002524154 035 $a(OCoLC)50670514 035 $a(EXLCZ)995470000002524154 100 $a20020925d2001 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 04$aThe National Map $etopographic mapping for the 21st century : final report 210 1$aReston, VA :$cCooperative Topographic Mapping Program, U.S. Geological Survey,$d2001. 215 $a1 online resource (v, 34 pages) $cillustrations (some color), color maps 300 $a"November 30, 2001." 320 $aIncludes bibliographical references (pages 23-24). 517 $aNational Map 606 $aGeographic information systems$zUnited States 606 $aGeographic information systems$2fast 607 $aUnited States$vMaps$vDatabases 607 $aUnited States$2fast 608 $aDatabases.$2fast 608 $aTopographic maps.$2lcgft 608 $aMaps.$2lcgft 615 0$aGeographic information systems 615 7$aGeographic information systems. 712 02$aCooperative Topographic Mapping Program (Geological Survey), 801 0$bBUF 801 1$bBUF 801 2$bOCLCF 801 2$bOCLCO 801 2$bOCLCQ 801 2$bOCLCO 801 2$bCUS 801 2$bGPO 906 $aBOOK 912 $a9910716601703321 996 $aThe National Map$93459893 997 $aUNINA