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100   $a20210708d2020      ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 14$aThe 150th anniversary of the 1869 Powell expedition $eUSGS participation in the sesquicentennial Colorado River exploring expedition and reflections from the ~1,000-mile journey down the Green and Colorado Rivers /$fby Annie Scott and Eleanour Snow
205   $aVersion 1.1, December 14, 2020.
210  1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2020.
215   $a1 online resource (vii, 88 pages) $cillustrations (chiefly color), color maps
225 1 $aCircular / U.S. Geological Survey,$x2330-5703 ;$v1475
300   $a"First release: December 3, 2020, online. Revised: December 14, 2020 (ver. 1.1), online and in print"--Title page verso.
320   $aIncludes bibliographical references (pages 84-85).
517   $a150th anniversary of the 1869 Powell expedition 
606   $aScientific expeditions$zGreen River (Wyo.-Utah)
606   $aScientific expeditions$zColorado River (Colo.-Mexico)
607   $aColorado River Watershed (Colo.-Mexico)$xEnvironmental conditions
607   $aGreen River Watershed (Wyo.-Utah)$xEnvironmental conditions
615  0$aScientific expeditions
615  0$aScientific expeditions
700   $aScott$b Annie$g(Anne Marie),$01417355
702   $aSnow$b Eleanour S.
712 02$aGeological Survey (U.S.),
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910716664103321
996   $aThe 150th anniversary of the 1869 Powell expedition$93525448
997   $aUNINA