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By: Schaadt, Charles P. - Rymon, L MType: ArticleIn: Raptor researchVolume: 16Series:Issue: 2Date: 1982Page Range: 61--62Publication Info: Vermillion, S.D, Raptor Research Foundation, [1972-1986]Subjects:
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By: Houghton, L M - Rymon, L MType: ArticleIn: The journal of raptor researchVolume: 31Series:Issue: 1Date: 1997Page Range: 44--53Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Rymon, L MType: ArticleIn: The journal of raptor researchVolume: 24Series:Issue: 3Date: 1990Page Range: 71--72Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: