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      <marc:subfield code="a">Canadian Structural Design Manual 1970 : </marc:subfield>
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      <marc:subfield code="a">[First edition 1970].</marc:subfield>
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      <marc:subfield code="c">©1970</marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Manuel canadien de calcul des structures 1970 : supplément no 4 au Code national du bâtiment du Canada.</marc:subfield>
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      <marc:subfield code="a">"Supplement No. 4 to the National Building Code of Canada, 1970, has been prepared in this form as a Canadian Structural Design Manual for the convenience of structural designers throughout Canada"--Preface, page v.</marc:subfield>
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