LEADER 01770oam  2200517   450 
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005 20181024104145.0
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100   $a20170715d1968      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 14$aThe Vigil Network $epreservation and access of data /$fby W.W. Emmett and R.F. Hadley
210  1$aWashington :$cUnited States Department of the Interior, Geological Survey,$d1968.
215   $a1 online resource (iii, 21 pages) $cmaps
225 1 $aGeological Survey circular ;$v460-C
225 1 $aConservation networks
300   $a"A U.S. contribution to the International Hydrological Decade."
320   $aIncludes bibliographical references (page 7).
517   $aVigil Network 
606   $aHydrology$zUnited States$xInformation services
606   $aHydrology$xInternational cooperation
606   $aHydrology$xInformation services$2fast
607   $aUnited States$2fast
615  0$aHydrology$xInformation services.
615  0$aHydrology$xInternational cooperation.
615  7$aHydrology$xInformation services.
700   $aEmmett$b William W.$01408939
701   $aHadley$b R. F$g(Richard Frederick),$f1924-$01388556
712 02$aGeological Survey (U.S.),
801  0$bOCLCE
801  1$bOCLCE
801  2$bCOP
801  2$bOCLCF
801  2$bOCLCA
801  2$bOCLCQ
801  2$bGPO
906   $aBOOK
912   $a9910711593703321
996   $aThe Vigil Network$93505631
997   $aUNINA