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  1. By: Nicholson, Donald J
    Type: Article
    In: The Wilson bulletin
    Volume: 40
    Issue: 4
    Date: 1928
    Page Range: 225--237
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Nicholson, Donald J
    Type: Article
    In: The Wilson bulletin
    Volume: 42
    Issue: 1
    Date: 1930
    Page Range: 32--35
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  3. By: Nicholson, Donald J
    Type: Article
    In: The Wilson bulletin
    Volume: 48
    Issue: 1
    Date: 1936
    Page Range: 26--33
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  4. By: Nicholson, Donald J
    Type: Article
    In: The Wilson bulletin
    Volume: 49
    Issue: 2
    Date: 1937
    Page Range: 101--114
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-