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By: Perkins, Dustin W. - Hodgman, Thomas P - Owen, Ray B - Dimond, John BType: ArticleIn: The Canadian field-naturalistVolume: 112Series:Issue: 3Date: 1998Page Range: 393--399Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Haegen, W Matthew Vander - Owen, Ray B - Krohn, William BType: ArticleIn: The Wilson bulletinVolume: 106Series:Issue: 2Date: 1994Page Range: 338--343Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Owen, Ray B - Krohn, William BType: ArticleIn: The Wilson bulletinVolume: 85Series:Issue: 1Date: 1973Page Range: 31--41Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects: