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035   $a(EXLCZ)995470000002471147
100   $a20141123d1986      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aBed topography inferred from airborne radio-echo sounding of Columbia Glacier, Alaska /$fby C.S. Brown, L.A. Rasmussen, and M.F. Meier
210  1$aWashington :$cDepartment of the Interior, U.S. Geological Survey,$d1986.
215   $a1 online resource (iv, G26 pages) $cillustrations, maps
225 1 $aGeological Survey professional paper ;$v1258-G
225 1 $aStudies of Columbia Glacier, Alaska
300   $aTitle from title screen (viewed October 14, 2014).
320   $aIncludes bibliographical references (page G24).
606   $aEcho sounding
606   $aRadar in glaciology
606   $aEcho sounding$2fast
606   $aRadar in glaciology$2fast
607   $aColumbia Glacier (Alaska)
607   $aAlaska$zColumbia Glacier$2fast
615  0$aEcho sounding.
615  0$aRadar in glaciology.
615  7$aEcho sounding.
615  7$aRadar in glaciology.
700   $aBrown$b C. S.$01393478
702   $aRasmussen$b L. A.
702   $aMeier$b Mark F.$f1925-2012,
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910708608403321
996   $aBed topography inferred from airborne radio-echo sounding of Columbia Glacier, Alaska$93548564
997   $aUNINA