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  1. By: Brown, Howard Clark
    Type: Article
    In: The Wilson bulletin
    Volume: 32
    Series: new
    Issue: 4
    Date: 1920
    Page Range: 123--132
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Brown, Howard Clark
    Type: Article
    In: The Wilson bulletin
    Volume: 29
    Series: new
    Issue: 4
    Date: 1917
    Page Range: 177--182
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-