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21by Scott, G. H. (George Hodge), 1931-“...Dept. of Scientific and Industrial Research,...”
Published 1970
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22Published 1966“...Dept. of Scientific and Industrial Research,...”
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23
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24
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25
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26
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27by Hay, R. F. (Robert Findlay), 1914-“...Dept. of Scientific and Industrial Research,...”
Published 1983
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28Published 1981“...Dept. of Scientific and Industrial Research,...”
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29Published 1982“...Dept. of Scientific and Industrial Research,...”
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30Published 1978“...Dept. of Scientific and Industrial Research,...”
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31Published 1973“...Dept. of Scientific and Industrial Research,...”
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32by Lensen, Geert Jan, 1921-“...Dept. of Scientific and Industrial Research,...”
Published 1977
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33Published 1978“...Dept. of Scientific and Industrial Research,...”
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34Published 1978“...Dept. of Scientific and Industrial Research,...”
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35
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36Published 1975“...Dept. of Scientific and Industrial Research,...”
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37Published 1975“...Dept. of Scientific and Industrial Research,...”
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38Published 1976“...Dept. of Scientific and Industrial Research,...”
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39Published 1976“...Dept. of Scientific and Industrial Research,...”
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40Published 1976“...Dept. of Scientific and Industrial Research,...”
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