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  1. By: Crawshay, Richard,
    Publication info: London, B. Quaritch, 1907
    Holding Institution: Smithsonian Libraries and Archives
  1. By: Crawshay, Richard,
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1904
    Date: 1904
    Page Range: 264--268
    Publication Info: London Academic Press, [etc.] 1833-1965