<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:controlfield tag="001">9.841507</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">170811s1984    onca   #o    f000 0 eng d</marc:controlfield>
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      <marc:subfield code="b">eng</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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      <marc:subfield code="a">R6-5/14-1984E-PDF</marc:subfield>
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    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Plumbing venting systems </marc:subfield>
      <marc:subfield code="h">[electronic resource].</marc:subfield>
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    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">[Ottawa?] : </marc:subfield>
      <marc:subfield code="b">Indian and Northern Affairs Canada, Technical Services and Contracts, </marc:subfield>
      <marc:subfield code="c">1984.</marc:subfield>
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      <marc:subfield code="a">30, 16 p. : </marc:subfield>
      <marc:subfield code="b">ill.</marc:subfield>
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    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Technical support document ; </marc:subfield>
      <marc:subfield code="v">TSD-51-21</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"August 1984."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Issued also in French under title: Réseaux de ventilation sanitaire.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Indigenous and Northern Affairs Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"The purpose of this publication is: to provide information and direction to departmental designers of plumbing venting systems; to provide designers with venting-system research results and an analysis of diagrams from various plumbing codes and manuals; to facilitate a better understanding of venting systems as described in Section 5 of the Canadian Plumbing Code ; and to provide a uniform standard for plumbing venting systems in departmental buildings."--Introduction.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="2">gccst</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Air quality</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Buildings</marc:subfield>
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      <marc:subfield code="a">Canada.</marc:subfield>
      <marc:subfield code="b">Indian and Northern Affairs. </marc:subfield>
      <marc:subfield code="b">Technical Services and Contracts Branch.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="775" ind1="0" ind2="8">
      <marc:subfield code="t">Réseaux de ventilation sanitaire </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.841506</marc:subfield>
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      <marc:subfield code="a">Technical support document ;</marc:subfield>
      <marc:subfield code="v">TSD-51-21.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.841431</marc:subfield>
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    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">6.98 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2017/aanc-inac/R6-5-14-1984-eng.pdf</marc:subfield>
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