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      <marc:subfield code="a">r------</marc:subfield>
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      <marc:subfield code="a">Wadhams, Peter, </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">Sea ice morphology in the Beaufort Sea / </marc:subfield>
      <marc:subfield code="c">Peter Wadhams under contract to Ocean and Aquatic Sciences, Dept. of the Environment.</marc:subfield>
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      <marc:subfield code="c">December 1975.</marc:subfield>
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      <marc:subfield code="a">Beaufort Sea technical report ; </marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 63-66).</marc:subfield>
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      <marc:subfield code="a">"The topography of the Beaufort Sea ice cover has been examined for the summer of 1974 and the early spring of 1975. Airborne laser profiles obtained in September and October 1974 by the Atmospheric Environment Service were analyzed, and additional flights were carried out in April, 1975 using an Argus aircraft of Maritime Command"--Abstract.</marc:subfield>
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      <marc:subfield code="a">Beaufort Sea Project (Canada)</marc:subfield>
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      <marc:subfield code="a">Beaufort Sea technical report ;</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/En3-6-36-eng.pdf</marc:subfield>
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