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  1. By: Porter, D A
    Type: Article
    In: Journal and proceedings of the Royal Society of New South Wales
    Volume: 21
    Date: 1887
    Page Range: 81--81
    Publication Info: Sydney C. Potter, Acting. Govt. Printer 1877-
  2. By: Porter, D A
    Type: Article
    In: Journal and proceedings of the Royal Society of New South Wales
    Volume: 22
    Date: 1888
    Page Range: 78--88
    Publication Info: Sydney C. Potter, Acting. Govt. Printer 1877-
  3. By: Porter, D A
    Type: Article
    In: Journal and proceedings of the Royal Society of New South Wales
    Volume: 28
    Date: 1894
    Page Range: 39--44
    Publication Info: Sydney C. Potter, Acting. Govt. Printer 1877-