Volume 38; Issue 150
1st October 1950
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Authors: V. E. Negus
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Authors: S. Milton Chris
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Authors: N. R. Barrett
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Authors: George Armitage, Michael Wilson
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Authors: J. Gardner Jamieson
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Authors: Ronald Belsey
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Authors: K. L. Marks, W. L. Turner
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Authors: A. Wilfrid Adams
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Authors: A. R. C. Butson
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Authors: A. Bruce MacLean
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Authors: F. P. Raper
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Authors: D. J. Livingstone
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Authors: H. Morus Jones, C. F. Ross
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Authors: A. Wynn Williams
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Authors: A. S. Rajasingham, G. H. Cooray
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