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001 9910704256103321
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035   $a(CKB)5470000002439113
035   $a(OCoLC)885009158
035   $a(EXLCZ)995470000002439113
100   $a20140731d1951      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aFrost action and vegetation patterns on Seward Peninsula, Alaska $ea study of the geomorphic significance of vegetation patterns as related to frost action at high latitudes and in areas of perennially frozen ground /$fby D.M. Hopkins and R.S. Sigafoos
210  1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1951.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (iii, 51-101 pages, 2-3 pages of plates) $cillustrations
225 1 $aGeological Survey bulletin ;$v974-C
225 1 $aContributions to general geology ;$v1950
300   $aTitle from title screen (viewed July 21, 2014).
320   $aIncludes bibliographical references (pages 99-100) and index.
517   $aFrost action and vegetation patterns on Seward Peninsula, Alaska 
606   $aFrozen ground$zAlaska$zSeward Peninsula
606   $aTundra plants$zAlaska$zSeward Peninsula
606   $aFrozen ground$2fast
606   $aTundra plants$2fast
607   $aAlaska$zSeward Peninsula$2fast
615  0$aFrozen ground
615  0$aTundra plants
615  7$aFrozen ground.
615  7$aTundra plants.
700   $aHopkins$b David Moody$f1921-2001,$01386011
702   $aSigafoos$b Robert Sumner$f1920-
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910704256103321
996   $aFrost action and vegetation patterns on Seward Peninsula, Alaska$93465209
997   $aUNINA