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  1. By: Main, John S
    Type: Article
    In: The Wilson bulletin
    Volume: 49
    Issue: 1
    Date: 1937
    Page Range: 37--42
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Main, John S
    Type: Article
    In: The Wilson bulletin
    Volume: 44
    Issue: 1
    Date: 1932
    Page Range: 10--12
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  3. By: Main, John S
    Type: Article
    In: The Wilson bulletin
    Volume: 50
    Issue: 3
    Date: 1938
    Page Range: 190--193
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-