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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Bond, Gorman M - Stewart, Robert E.
    Type: Article
    In: The Wilson bulletin
    Volume: 63
    Issue: 1
    Date: 1951
    Page Range: 38--40
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Bond, Gorman M
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 79
    Date: 1966
    Page Range: 165--169
    Publication Info: Washington, Biological Society of Washington,