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By: Flemming, Stephen P. (Stephen Peter), - Smith, P CType: ArticleIn: The journal of raptor researchVolume: 24Series:Issue: 3Date: 1990Page Range: 64--67Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Quinney, T. E. - Smith, P CType: ArticleIn: The Canadian field-naturalistVolume: 94Series:Issue: 4Date: 1980Page Range: 463--463Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Smith, P C - Bleakney, J. Sherman (John Sherman),Type: ArticleIn: The Canadian field-naturalistVolume: 83Series:Issue: 1Date: 1969Page Range: 19--22Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: