LEADER 01733oem 2200469Ia 450 001 9910696109503321 005 20200601134035.0 035 $a(CKB)5470000002375720 035 $a(OCoLC)122260658 035 $a(EXLCZ)995470000002375720 100 $a20070403d2007 ua 101 0 $aeng 120 $ab|||||||||||| 121 $a||||||||| 124 $bd 135 $aurcnu |m|||| 181 $ccrd$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aGravity and aeromagnetic gradients within the Yukon-Tanana Upland, Black Mountain Tectonic Zone, Big Delta quadrangle, east-central Alaska$b[electronic resource] /$fby R.W. Saltus and W.C. Day ; U.S. Department of the Interior, U.S. Geological Survey 205 $aVersion 1.0, posted Feb. 2007. 210 1$a[Reston, Va.?] :$cU.S. Geological Survey,$d2007. 215 $a1 map $cdigital, PDF file 225 1 $aU.S. Geological Survey open-file report ;$v2006-1391 300 $aTitle from HTML index page (viewed on Mar. 29, 2007). 300 $aIncludes location map. 320 $aIncludes bibliographical references. 606 $aGravity anomalies$zAlaska$vMaps 606 $aGeomagnetism$zAlaska$vMaps 608 $aMaps.$2lcgft 615 0$aGravity anomalies 615 0$aGeomagnetism 700 $aSaltus$b R. W$g(Richard W.)$01381074 701 $aDay$b Warren C$01382441 712 02$aGeological Survey (U.S.) 801 0$bGIS 801 1$bGIS 801 2$bGPO 906 $aBOOK 912 $a9910696109503321 996 $aGravity and aeromagnetic gradients within the Yukon-Tanana Upland, Black Mountain Tectonic Zone, Big Delta quadrangle, east-central Alaska$93539666 997 $aUNINA