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      <marc:subfield code="a">Gouwy, S. A. </marc:subfield>
      <marc:subfield code="q">(Sofie A.)</marc:subfield>
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      <marc:subfield code="a">Description of five Devonian sections (Hume River, Gayna River Gorge, Powell Creek Tributary, Powell Creek, and Prohibition Creek) from the northern front of the Mackenzie Mountains and the Franklin Mountains (Northwest Territories, Canada) / </marc:subfield>
      <marc:subfield code="c">S.A. Gouwy, A.E.H. Pedder, T.T. Uyeno, and W.S. MacKenzie.</marc:subfield>
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      <marc:subfield code="a">[Ottawa] : </marc:subfield>
      <marc:subfield code="b">Geological Survey of Canada, </marc:subfield>
      <marc:subfield code="c">2021.</marc:subfield>
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      <marc:subfield code="c">©2021</marc:subfield>
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      <marc:subfield code="a">1 online resource (50 pages) : </marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 47-50).</marc:subfield>
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      <marc:subfield code="a">"Five Devonian sections are described based on fieldwork in the northern part of the Mackenzie Mountains and Franklin Mountains by A.E.H. Pedder, T.T. Uyeno and W.S. MacKenzie in the early 1970's. The descriptions provide detailed information about the lithology and fossil content of Hume River section, Gayna River Gorge section, Powell Creek tributary section, Powell Creek (main) section and Prohibition Creek section"--Abstract, page 1.</marc:subfield>
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      <marc:subfield code="a">Includes abstracts in English and French.</marc:subfield>
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      <marc:subfield code="a">Paleontology</marc:subfield>
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      <marc:subfield code="a">Fossiles</marc:subfield>
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      <marc:subfield code="a">Pétrologie</marc:subfield>
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      <marc:subfield code="a">Paléontologie</marc:subfield>
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      <marc:subfield code="a">Geological Survey of Canada, </marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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