LEADER 01869oam 2200457Ia 450 001 9910696225903321 005 20071127164027.0 035 $a(CKB)5470000002376565 035 $a(OCoLC)172994198 035 $a(EXLCZ)995470000002376565 100 $a20070918d2007 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aExternal quality-assurance programs managed by the U.S. Geological Survey in support of the National Atmospheric Deposition Program/Mercury Deposition Network$b[electronic resource] /$fby Natalie E. Latysh and Gregory A. Wetherbee 205 $aVersion 1.0. 210 1$aReston, Va. :$cU.S. Geological Survey,$d2007. 215 $avi, 33 pages $cdigital, PDF file 225 1 $aOpen-file report ;$v2007-1170 300 $aTitle from PDF title screen (viewed on Sept. 17, 2007). 320 $aIncludes bibliographical references (page 20) 606 $aAtmospheric mercury$xMeasurement$xQuality control 606 $aQuality assurance 606 $aAir quality monitoring stations$zUnited States$xQuality control 606 $aAtmospheric deposition$xMeasurement$xQuality control 615 0$aAtmospheric mercury$xMeasurement$xQuality control. 615 0$aQuality assurance. 615 0$aAir quality monitoring stations$xQuality control. 615 0$aAtmospheric deposition$xMeasurement$xQuality control. 700 $aLatysh$b Natalie E$01398539 701 $aWetherbee$b Gregory A$01387571 712 02$aGeological Survey (U.S.) 801 0$bGIS 801 1$bGIS 801 2$bGPO 906 $aBOOK 912 $a9910696225903321 996 $aExternal quality-assurance programs managed by the U.S. Geological Survey in support of the National Atmospheric Deposition Program$93506277 997 $aUNINA