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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Russell, R J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 65
    Date: 1952
    Page Range: 81--82
    Publication Info: Washington, Biological Society of Washington,
  2. By: Russell, R J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 65
    Date: 1952
    Page Range: 21--22
    Publication Info: Washington, Biological Society of Washington,