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By: Davison, John - Williams, LaidlawType: ArticleIn: The Wilson bulletinVolume: 76Series:Issue: 1Date: 1964Page Range: 10--18Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Williams, LaidlawType: ArticleIn: The Wilson bulletinVolume: 54Series:Issue: 4Date: 1942Page Range: 238--249Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects: