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  1. By: Young, Howard
    Type: Article
    In: The Wilson bulletin
    Volume: 75
    Issue: 2
    Date: 1963
    Page Range: 115--122
    Publication Info: Columbus, Ohio Wilson Ornithological Society 1894-
  2. By: Young, Howard
    Type: Article
    In: The Wilson bulletin
    Volume: 61
    Issue: 1
    Date: 1949
    Page Range: 36--47
    Publication Info: Columbus, Ohio Wilson Ornithological Society 1894-