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61by Adkin, G. L. (George Leslie), 1888-1964“...Dept. of Scientific and Industrial Research,...”
Published 1967
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62
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63Published 1971“...Dept. of Scientific and Industrial Research,...”
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64Published 1964“...Dept. of Scientific and Industrial Research,...”
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65Published 1959“...Dept. of Scientific and Industrial Research,...”
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66Published 1965“...Dept. of Scientific and Industrial Research,...”
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67Published 1966“...Dept. of Scientific and Industrial Research,...”
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68Published 1966“...Dept. of Scientific and Industrial Research,...”
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69Published 1960“...Dept. of Scientific and Industrial Research,...”
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70Published 1961“...Dept. of Scientific and Industrial Research,...”
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71Published 1967“...Dept. of Scientific and Industrial Research,...”
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72Published 1960“...Dept. of Scientific and Industrial Research,...”
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73Published 1965“...Dept. of Scientific and Industrial Research,...”
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74Published 1959“...Dept. of Scientific and Industrial Research,...”
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75Published 1971“...Dept. of Scientific and Industrial Research,...”
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76Published 1971“...Dept. of Scientific and Industrial Research,...”
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77Published 1962“...Dept. of Scientific and Industrial Research,...”
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78Published 1966“...Dept. of Scientific and Industrial Research,...”
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79Published 1968“...Dept. of Scientific and Industrial Research,...”
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80Published 1968“...Dept. of Scientific and Industrial Research,...”
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