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181   $ctxt$2rdacontent
182   $cn$2rdamedia
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200 00$aMemoir / Geological Survey of South West Africa, Namibia
210  1$aPretoria :$cGeological Survey,$d1982-1987.
517 0 $aMemoir / Geological Survey of South West Africa, Namibia
517 0 $aMemoir / Geologiese opname, Suidwes-Afrika, Namibie?
517 0 $aMemoir / Geologiese opname van Suidwes-Afrika, Namibie?
531 1 $aMem. / Geol. Surv., South West Afr. Namib.
606   $aEarth sciences
606   $aGeological sciences
607   $aNamibia$xGeological surveys
615  0$aEarth sciences.
615  0$aGeological sciences.
712 02$aDepartment of Economic Affairs. Geological Survey.
712 02$aDepartement van ekonomiese sake. Geologiese opname.
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996   $aMemoir$91841833
997   $aUNINA