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1
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2by Hay, R. F. (Robert Findlay), 1914-“...Dept. of Scientific and Industrial Research,...”
Published 1983
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3Published 1975“...Dept. of Scientific and Industrial Research,...”
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4Published 1976“...Dept. of Scientific and Industrial Research,...”
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5Published 1979“...Dept. of Scientific and Industrial Research,...”
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6Published 1973“...Dept. of Scientific and Industrial Research,...”
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7Published 1990“...Dept. of Scientific and Industrial Research,...”
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8Published 1990“...Dept. of Scientific and Industrial Research,...”
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9Published 1969“...Dept. of Scientific and Industrial Research,...”
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10Published 1971“...Dept. of Scientific and Industrial Research,...”
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11Published 1964“...Dept. of Scientific and Industrial Research,...”
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12Published 1966“...Dept. of Scientific and Industrial Research,...”
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13Published 1967“...Dept. of Scientific and Industrial Research,...”
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14Published 1968“...Dept. of Scientific and Industrial Research,...”
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15Published 1967“...Dept. of Scientific and Industrial Research,...”
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16Published 1967“...Dept. of Scientific and Industrial Research,...”
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17
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18Published 1947“...Dept. of Scientific and Industrial Research,...”
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19Published 1947“...Dept. of Scientific and Industrial Research,...”
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20