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By: Brown, Patrick W.Type: ArticleIn: The Canadian field-naturalistVolume: 101Series:Issue: 3Date: 1997Page Range: 454--456Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Brown, Patrick W. - Fredrickson, Leigh HType: ArticleIn: The Wilson bulletinVolume: 99Series:Issue: 1Date: 1987Page Range: 50--55Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Brown, Patrick W. - Fredrickson, Leigh HType: ArticleIn: The Canadian field-naturalistVolume: 103Series:Issue: 2Date: 1989Page Range: 240--247Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Houston, C Stuart - Brown, Patrick W.Type: ArticleIn: The Canadian field-naturalistVolume: 97Series:Issue: 4Date: 1983Page Range: 454--455Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: