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By: Schwarz, E H LType: ArticleIn: Transactions of the South African Philosophical SocietyVolume: 15Series:Issue:Date: 1904Page Range: 43--59Publication Info: Cape Town, The Society,Subjects:
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By: Rogers, A W - Schwarz, E H LType: ArticleIn: Transactions of the South African Philosophical SocietyVolume: 10Series:Issue:Date: 1897Page Range: 427--435Publication Info: Cape Town, The Society,Subjects:
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By: Rogers, A W - Schwarz, E H LType: ArticleIn: Transactions of the South African Philosophical SocietyVolume: 14Series:Issue:Date: 1903Page Range: 66--75Publication Info: Cape Town, The Society,Subjects:
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By: Schwarz, E H LType: ArticleIn: Transactions of the South African Philosophical SocietyVolume: 14Series:Issue:Date: 1903Page Range: 98--112Publication Info: Cape Town, The Society,Subjects: