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By: Robertson, W AType: ArticleIn: Journal and proceedings of the Royal Society of New South WalesVolume: 112Series:Issue: 1Date: 1979-10-12Page Range: 31--35Publication Info: Sydney C. Potter, Acting. Govt. Printer 1877-Subjects:
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By: Irving, E - Boesen, R - Robertson, W AType: ArticleIn: Journal and proceedings of the Royal Society of New South WalesVolume: 94Series:Issue: 6Date: 1961-05-09Page Range: 227--232Publication Info: Sydney C. Potter, Acting. Govt. Printer 1877-Subjects: