<?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">9.894335</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20221107173716</marc:controlfield>
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    <marc:controlfield tag="007">cr cn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">201204s1975    oncabd  ob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
      <marc:subfield code="e">rda</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">Co24-3/7-1274-1975E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Baser, R. V., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Domestic long distance communications network study / </marc:subfield>
      <marc:subfield code="c">by Communications Systems Research and Development Staff R.V. Baser, R.R. Bowen, R.L. Hutchison, A.R. Kaye, T.A.J. Keefer, G.A. Neufeld, J.L. Thomas, E.A. Walker, P.R. Whalen (Technology and Systems Branch).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Communications Research Centre, Department of Communications Canada, </marc:subfield>
      <marc:subfield code="c">1975.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">1 online resource (5 volumes) : </marc:subfield>
      <marc:subfield code="b">illustrations, maps, graphs.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="336" ind1=" " ind2=" ">
      <marc:subfield code="a">text</marc:subfield>
      <marc:subfield code="b">txt</marc:subfield>
      <marc:subfield code="2">rdacontent</marc:subfield>
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    <marc:datafield tag="337" ind1=" " ind2=" ">
      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
      <marc:subfield code="2">rdamedia</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="338" ind1=" " ind2=" ">
      <marc:subfield code="a">online resource</marc:subfield>
      <marc:subfield code="b">cr</marc:subfield>
      <marc:subfield code="2">rdacarrier</marc:subfield>
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    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">CRC report ; </marc:subfield>
      <marc:subfield code="v">No. 1274</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Innovation, Science and Economic Development Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="505" ind1="0" ind2=" ">
      <marc:subfield code="a">Volume 1 - Executive summary (April 1975) -- Volume 2 - Full report - Appendix A (June 1975) -- Volume 3 - Appendix B (July 1975) -- Volume 4 - Appendix C and Appendix D (November 1975) -- Volume 5 - Appendix E and Appendix F (September 1975).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"The most cost-effective satellite systems for the Canadian domestic long-haul network are Anik-like satellites in the early 1980's and satellites similar to the RCA Globcom satellite in the late 1980's and early 1990's. In a minimum-total-cost network three such satellites would be placed in orbit. However, if present institutional arrangements continue throughout the next decade it is likely that only two such satellites would be used. The present value in 1980 of the extra cost of the latter development would be about ten million 1973 dollars"--Abstract, page 1.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Artificial satellites in telecommunication</marc:subfield>
      <marc:subfield code="z">Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Telecommunication lines</marc:subfield>
      <marc:subfield code="z">Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Satellites artificiels dans les télécommunications</marc:subfield>
      <marc:subfield code="z">Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Lignes de transmission (Télécommunications)</marc:subfield>
      <marc:subfield code="z">Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Communications, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Communications Research Centre (Canada), </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">CRC report ;</marc:subfield>
      <marc:subfield code="v">No. 1274.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.882492</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.23 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-3-7-1274-1975-1-eng.pdf</marc:subfield>
      <marc:subfield code="z">v. 1</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.89 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-3-7-1274-1975-2-eng.pdf</marc:subfield>
      <marc:subfield code="z">v. 2</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.10 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-3-7-1274-1975-3-eng.pdf</marc:subfield>
      <marc:subfield code="z">v. 3</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.33 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-3-7-1274-1975-4-eng.pdf</marc:subfield>
      <marc:subfield code="z">v. 4</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.07 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-3-7-1274-1975-5-eng.pdf</marc:subfield>
      <marc:subfield code="z">v. 5</marc:subfield>
    </marc:datafield>
  </marc:record>
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