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      <marc:subfield code="a">Grimes, David, </marc:subfield>
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      <marc:subfield code="a">Hovmöller diagram re-examined at the Pacific Weather Centre / </marc:subfield>
      <marc:subfield code="c">David Grimes, supervising meteorologist.</marc:subfield>
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      <marc:subfield code="a">Vancouver, B.C. : </marc:subfield>
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      <marc:subfield code="c">April 9, 1982.</marc:subfield>
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      <marc:subfield code="a">Pacific region technical notes ; </marc:subfield>
      <marc:subfield code="v">no. 82-003</marc:subfield>
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      <marc:subfield code="a">Caption title.</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical reference (page 3).</marc:subfield>
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      <marc:subfield code="a">"The Hovmöller diagram was introduced over 30 years ago, and since then has fallen in and out of popularity. Prior to the introduction of modern day numerical weather prediction products, this diagram was considered a good aid in understanding the atmospheric wave motions. ... The intent of this first note is to briefly review what the Hovmöller actually attempts to say, highlighting the techniques of analysis. Subsequent notes will introduce other concepts in regards to the Hovmöller data."</marc:subfield>
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      <marc:subfield code="a">Pacific region technical notes (Canada. Atmospheric Environment Service. Pacific Region)</marc:subfield>
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