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  1. By: Innes, R. T. A. (Robert Thorburn Ayton),
    Type: Article
    In: Transactions of the Royal Society of South Africa
    Volume: 2
    Date: 1910
    Page Range: 301--317
    Publication Info: Cape Town, Royal Society of South Africa,
  2. By: Innes, R. T. A. (Robert Thorburn Ayton),
    Type: Article
    In: Transactions of the Royal Society of South Africa
    Volume: 3
    Date: 1913
    Page Range: 337--339
    Publication Info: Cape Town, Royal Society of South Africa,
  3. By: Innes, R. T. A. (Robert Thorburn Ayton),
    Type: Article
    In: Transactions of the Royal Society of South Africa
    Volume: 6
    Date: 1917
    Page Range: 19--23
    Publication Info: Cape Town, Royal Society of South Africa,
  4. By: Innes, R. T. A. (Robert Thorburn Ayton),
    Type: Article
    In: Transactions of the Royal Society of South Africa
    Volume: 2
    Date: 1910
    Page Range: 287--291
    Publication Info: Cape Town, Royal Society of South Africa,
  5. By: Innes, R. T. A. (Robert Thorburn Ayton),
    Type: Article
    In: Transactions of the Royal Society of South Africa
    Volume: 1
    Date: 1909
    Page Range: 127--128
    Publication Info: Cape Town, Royal Society of South Africa,
  6. By: Innes, R. T. A. (Robert Thorburn Ayton),
    Type: Article
    In: Transactions of the Royal Society of South Africa
    Volume: 2
    Date: 1910
    Page Range: 183--186
    Publication Info: Cape Town, Royal Society of South Africa,