LEADER 01787oam 2200409Ia 450 001 9910697320903321 005 20081205115040.0 035 $a(CKB)5470000002387726 035 $a(OCoLC)175296992 035 $a(EXLCZ)995470000002387726 100 $a20071022d2007 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aGeophysical analysis of the Salmon Peak Formation near Amistad Reservoir Dam, Val Verde County, Texas, and Coahuila, Mexico, March 2006, to aid in piezometer placement$b[electronic resource] /$fby Gregory P. Stanton ... [and others] ; in cooperation with the U.S. Section, International Boundary and Water Commission 210 1$aReston, Va. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2007. 215 $avi, 70 pages $cdigital, PDF file 225 1 $aScientific investigations report ;$v2007-5143 300 $aTitle from title screen (viewed on Dec. 4, 2008). 320 $aIncludes bibliographical references. 606 $aGeophysics$zTexas$zVal Verde County 606 $aGeophysics$zAmistad Reservoir Region (Tex. and Mexico) 607 $aSalmon Peak Formation (Tex.) 615 0$aGeophysics 615 0$aGeophysics 701 $aStanton$b Gregory P$01391756 712 02$aInternational Boundary & Water Commission, United States & Mexico.$bUnited States Section. 712 02$aGeological Survey (U.S.) 801 0$bGIS 801 1$bGIS 801 2$bGPO 906 $aBOOK 912 $a9910697320903321 996 $aGeophysical analysis of the Salmon Peak Formation near Amistad Reservoir Dam, Val Verde County, Texas, and Coahuila, Mexico, March 2006, to aid in piezometer placement$93445792 997 $aUNINA