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By: Klopfer, Peter HType: ArticleIn: The Wilson bulletinVolume: 77Series:Issue: 4Date: 1965Page Range: 376--381Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Klopfer, Peter HType: ArticleIn: The Wilson bulletinVolume: 79Series:Issue: 3Date: 1967Page Range: 290--300Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Klopfer, Peter HType: ArticleIn: The Wilson bulletinVolume: 71Series:Issue: 3Date: 1959Page Range: 262--266Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Sheppard, David H - Klopfer, Peter H - Oelke, HansType: ArticleIn: The Wilson bulletinVolume: 80Series:Issue: 4Date: 1968Page Range: 452--457Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects: