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J. A. Pihlainen

  • Building foundations on permafrost; Mackenzie Valley N.W.TBuilding foundations on permafrost; Mackenzie Valley N.W.T
  • Guide to a field description of permafrost for engineering purposesGuide to a field description of permafrost for engineering purposes
  • Inuvik, N.W.TInuvik, N.W.T
  • Soils in some areas of the Mackenzie River Delta regionSoils in some areas of the Mackenzie River Delta region