<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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      <marc:subfield code="a">Stormwater runoff study at Toronto International Airport / </marc:subfield>
      <marc:subfield code="c">James F. MacLaren Limited.</marc:subfield>
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      <marc:subfield code="a">[Ottawa] : </marc:subfield>
      <marc:subfield code="b">[Environmental Protection Service] : </marc:subfield>
      <marc:subfield code="c">October 1977.</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:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Airport drainage</marc:subfield>
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      <marc:subfield code="z">Toronto.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Runoff</marc:subfield>
      <marc:subfield code="z">Ontario</marc:subfield>
      <marc:subfield code="z">Toronto.</marc:subfield>
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      <marc:subfield code="a">Aéroports</marc:subfield>
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    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Eaux de surface</marc:subfield>
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      <marc:subfield code="z">Toronto.</marc:subfield>
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      <marc:subfield code="b">Environmental Protection Service, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">James F. MacLaren Ltd., </marc:subfield>
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      <marc:subfield code="s">9.08 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2023/eccc/en40/En40-1053-1977-eng.pdf</marc:subfield>
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