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181   $ctxt$2rdacontent
182   $cc$2rdamedia
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200 10$aArsenic in midwestern glacial deposits$b[electronic resource] $eoccurrence and relation to selected hydrogeologic and geochemical factors /$fby Mary Ann Thomas
210  1$aColumbus, Ohio :$cU.S. Dept. of the Interior, U.S. Geological Survey ;$aDenver, CO :$cU.S. Geological Survey Information Services [distributor],$d2003.
215   $a1 electronic text, (v, 36 pages) $cHTML, digital, PDF file
225 1 $aWater-resources investigations report ;$v03-4228
300   $aTitle from title screen (viewed July 22, 2008).
517   $aArsenic in midwestern glacial deposits 
606   $aArsenic$zMiddle West
606   $aWater$xPollution$zMiddle West
615  0$aArsenic
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700   $aThomas$b Mary Ann$01395316
712 02$aGeological Survey (U.S.)
712 02$aNational Water-Quality Assessment Program (U.S.)
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996   $aArsenic in midwestern glacial deposits$93546199
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