01118cam a22002891  4500001001300000003000400013005001700017008004100034010001700075035001900092040004900111041002000160042001200180043001200192050001800204082001100222111007200233245005700305260003800362300008500400500005700485500006900542500014800611650002500759650002700784999001700811gs 31000172 DLC20260227111335.0760401s1930    sa abce       100 0 eng c  ags 31000172   a(OCoLC)2084411  aU. S. Geol. Survey. Libr.cNcBoAdNcBoAdDLC0 aengfregeritaspa  apremarc  af-sa---00aQE1b.I6 1929  a550.632 aInternational Geological Congressn(15th :d1929 :cPretoria, etc.)00aCompte rendu of the XV. session, South Africa, 1929.  aPretoria,bWallachs' Ltd.,c1930.  a2 v.bfront. (v. 1) illus., plates, ports., maps, plans, tables, diagrs.c27 cm.  aAt head of title: International Geological Congress.  aPart of the plates, maps, plans, tables and diagrams are folded.  aContributions in English, French, German, Italian or Spanish. The Italian and Spanish papers are accompanied by abstracts in English or French. 0aGeologyvCongresses. 0aGeologyzSouth Africa.  c26886d26886