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By: Mayfield, Harold FType: ArticleIn: The Wilson bulletinVolume: 64Series:Issue: 3Date: 1952Page Range: 186--192Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Mayfield, Harold FType: ArticleIn: The Wilson bulletinVolume: 87Series:Issue: 4Date: 1975Page Range: 456--466Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects: