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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Henderson, R
    Type: Article
    In: Journal of the Washington Academy of Sciences
    Volume: 64
    Date: 1974
    Page Range: 129--134
    Publication Info: Washington [etc Washington Academy of Sciences]
  2. By: Henderson, R
    Type: Article
    In: The Entomologist's monthly magazine
    Volume: 37
    Series: 2
    Date: 1901
    Page Range: 113--115
    Publication Info: Oxford [etc.] Entomologist's Monthly Magazine Ltd. [etc.]