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  1. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 47
    Issue: 3
    Date: 1935
    Page Range: 209--235
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 42
    Issue: 2
    Date: 1930
    Page Range: 102--103
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  3. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 49
    Issue: 2
    Date: 1937
    Page Range: 116--116
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  4. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 46
    Issue: 4
    Date: 1934
    Page Range: 256--256
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  5. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 48
    Issue: 4
    Date: 1936
    Page Range: 310--310
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  6. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 49
    Issue: 1
    Date: 1937
    Page Range: 47--47
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  7. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 47
    Issue: 2
    Date: 1935
    Page Range: 158--158
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  8. By: Youngworth, William
    Type: Article
    In: The Wilson bulletin
    Volume: 44
    Issue: 4
    Date: 1932
    Page Range: 233--233
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-