00845cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035001900092040001900111042001200130050002300142100003300165245005100198260008200249300002300331410006100354500006500415500002500480504003000505650003900535999001700574gs 42000207 DLC20260227111348.0790611s1942    laua     b   s000 0 eng    ags 42000207   a(OCoLC)5054156  aDLCcTxCMdDLC  apremarc00aQE117b.A22 no. 221 aWelch, Robert Newman,d1912-10aGeology of Vernon Parish,cby Robert N. Welch.  aBaton Rouge, La.,bDept. of Conservation, Louisiana Geological Survey,c1942.  axii, 90 p.billus.20aLouisiana Geological SurveytGeological bulletinvno. 22  aAt head of title: State of Louisiana. Dept. of Conservation.  aFolded map inserted.  aBibliography: p. [83]-86. 0aGeologyzLouisianazVernon Parish.  c27809d27809