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By: Skaife, S HType: ArticleIn: Transactions of the Royal Society of South AfricaVolume: 9Series:Issue:Date: 1921Page Range: 77--86Publication Info: Cape Town, Royal Society of South Africa,Subjects:
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By: Skaife, S HType: ArticleIn: Transactions of the Royal Society of South AfricaVolume: 9Series:Issue:Date: 1921Page Range: 221--222Publication Info: Cape Town, Royal Society of South Africa,Subjects:
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By: Skaife, S HType: ArticleIn: Transactions of the Royal Society of South AfricaVolume: 10Series:Issue:Date: 1922Page Range: 41--48Publication Info: Cape Town, Royal Society of South Africa,Subjects: