LEADER 01454nam  2200397Ia 450 
001 9910701099603321
005 20110922085743.0
035   $a(CKB)5470000002414036
035   $a(OCoLC)754104992
035   $a(EXLCZ)995470000002414036
100   $a20110922d1995      fa             0
101 0 $aeng
135   $aurcn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aDigital grid of isostatic residual gravity of North America$b[electronic resource] $ea digital database /$fby R.W. Simpson and R.C. Jachens
210  1$a[Menlo Park, CA] :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d1995.
215   $a1 online resource (8 pages) $ccolor map
225 1 $aOpen-file report ;$v95-238
300   $aTitle from title screen (viewed on Sept. 22, 2011).
320   $aIncludes bibliographical references (page 4).
517   $aDigital grid of isostatic residual gravity of North America 
606   $aGravity anomalies$zNorth America$vDatabases
606   $aGravitational fields$vDatabases
615  0$aGravity anomalies
615  0$aGravitational fields
700   $aSimpson$b Robert W$063851
701   $aJachens$b Robert C$01412555
712 02$aGeological Survey (U.S.)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910701099603321
996   $aDigital grid of isostatic residual gravity of North America$93506478
997   $aUNINA