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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Pratt, R Y
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 19
    Date: 1942
    Page Range: 69--70
    Publication Info: San Francisco Pacific Coast Entomological Society
  2. By: Pratt, R Y
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 15
    Date: 1939
    Page Range: 95--96
    Publication Info: San Francisco Pacific Coast Entomological Society