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*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)999709104874702201
*035  $a(NO-LaBS)14793301(bibid)
*035  $a(NO-TrBIB)970910487
*035  $a970910487-47bibsys_network
*040  $aNO-TrBIB$bnob$ekatreg
*1001 $aKerr, Paul F.$_24458700
*24510$aReference clay localitites - United States$cby Paul F. Kerr and J.L. Kulp
*260  $aNew York$bColumbia University$c1949
*300  $a103 s.$bill.
*4901 $aAPI Project 49. Clay mineral standards, Preliminary report$vno. 2
*500  $aFotografisk opptrykk fra University Microfilms International, Ann Arbor, Mich.
*7001 $aKulp, J.L.$_24458900
*7102 $aAmerican Petroleum Institute$bProject 49$_24459000
*830 0$aAPI Project 49. Clay mineral standards, Preliminary report$vno. 2$_24459100
*901  $a60
*999  $aoai:nb.bibsys.no:999709104874702202$b2021-11-14T20:27:04Z$z999709104874702202
^