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By: Bosakowski, Thomas - Smith, Dwight G - Speiser, RobertType: ArticleIn: The Canadian field-naturalistVolume: 106Series:Issue: 4Date: 1992Page Range: 474--479Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Bosakowski, Thomas - Speiser, Robert - Smith, Dwight GType: ArticleIn: The Canadian field-naturalistVolume: 103Series:Issue: 1Date: 1989Page Range: 65--69Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Bosakowski, Thomas - Smith, Dwight G - Speiser, RobertType: ArticleIn: The Wilson bulletinVolume: 104Series:Issue: 3Date: 1992Page Range: 434--446Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects: