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100   $a20071018d2007      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aDevelopment of an impervious-surface database for the Little Blackwater River watershed, Dorchester County, Maryland$b[electronic resource] /$fby Lesley E. Milheim, John W. Jones, and Roger A. Barlow
210  1$aReston, Va. :$cU.S. Geological Survey,$d2007.
215   $aiv, 6 pages $cdigital, PDF file
225 1 $aOpen-file report ;$v2007-1308
300   $aTitle from PDF title screen (viewed on Oct. 16, 2007).
606   $aRunoff$zMaryland$zLittle Blackwater River Watershed$vDatabases
606   $aRoads$zMaryland$zLittle Blackwater River Watershed$vDatabases
606   $aLand use$zMaryland$zLittle Blackwater River Watershed$vDatabases
615  0$aRunoff
615  0$aRoads
615  0$aLand use
700   $aMilheim$b Lesley E$01393443
701   $aJones$b John W$0132829
701   $aBarlow$b Roger$g(Roger A.)$061611
712 02$aGeological Survey (U.S.)
801  0$bGIS
801  1$bGIS
801  2$bGPO
906   $aBOOK
912   $a9910696379403321
996   $aDevelopment of an impervious-surface database for the Little Blackwater River watershed, Dorchester County, Maryland$93449589
997   $aUNINA