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035   $a(EXLCZ)995470000002511088
100   $a20190404d1990      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aExternal quality-assurance results for the National Atmospheric Deposition Program/National Trends Network during 1988 /$fby Randolph B. See, John D. Gordon, and Timothy C. Willoughby
210  1$aDenver, Colorado :$cU.S. Geological Survey,$d1990.
215   $a1 online resource (iv, 26 pages) $cillustrations, map
225 1 $aWater-resources investigations report ;$v90-4030
320   $aIncludes bibliographical references (page 26).
606   $aAcid deposition$zUnited States$xTesting
606   $aAcid deposition$xTesting$2fast
607   $aUnited States$2fast
615  0$aAcid deposition$xTesting.
615  7$aAcid deposition$xTesting.
700   $aSee$b Randolph B.$01387376
702   $aGordon$b J. D.
702   $aWilloughby$b Timothy C.
712 02$aGeological Survey (U.S.),
801  0$bOCLCE
801  1$bOCLCE
801  2$bCOP
801  2$bOCLCF
801  2$bOCLCQ
801  2$bGPO
906   $aBOOK
912   $a9910715495203321
996   $aExternal quality-assurance results for the National Atmospheric Deposition Program$93437114
997   $aUNINA