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100   $a20170206d1990      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aComparison of accuracy and completeness of data obtained from three types of automatic water-quality monitors /$fby Max S. Katzenbach
210  1$aColumbus, Ohio :$cU.S. Geological Survey,$d1990.
215   $a1 online resource (v, 65 pages) $cillustrations
225 1 $aWater-resources investigations report ;$v89-4198
320   $aIncludes bibliographical references (page 26).
606   $aWater quality$xMeasurement$xEquipment and supplies
606   $aWater quality$xMeasurement
606   $aWater quality$xMeasurement$2fast
615  0$aWater quality$xMeasurement$xEquipment and supplies.
615  0$aWater quality$xMeasurement.
615  7$aWater quality$xMeasurement.
700   $aKatzenbach$b Max$01412769
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910713695703321
996   $aComparison of accuracy and completeness of data obtained from three types of automatic water-quality monitors$93507334
997   $aUNINA