01593oam 2200445 a 450 991069782260332120090511111526.0(CKB)5470000002392760(OCoLC)288440244(EXLCZ)99547000000239276020081217d2008 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierGeological, geochemical, and geophysical studies by the U.S. Geological Survey in Big Bend National Park, Texas[electronic resource] /edited by J.E. Gray and W.R. PageReston, Va. :U.S. Geological Survey,2008.vi, 93 pages digital, PDF fileCircular ;1327Title from title screen (viewed on December 4, 2008).Includes bibliographical references.GeophysicsTexasBig Bend National ParkGeologyTexasBig Bend National ParkIgneous rocksTexasBig Bend National ParkWater qualityTexasBig Bend National ParkGeophysicsGeologyIgneous rocksWater qualityGray John E.1956-1401640Page William R247920Geological Survey (U.S.)GPOGPOGPOBOOK9910697822603321Geological, geochemical, and geophysical studies by the U.S. Geological Survey in Big Bend National Park, Texas3530867UNINA