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By: Harrison, J M - Hovel, HType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 82Series:Issue:Date: 1962Page Range: 87--88Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Hovel, HType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 84Series:Issue:Date: 1964Page Range: 105--105Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Harrison, J M - Hovel, HType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 84Series:Issue:Date: 1964Page Range: 91--94Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Hovel, HType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 80Series:Issue:Date: 1960Page Range: 75--76Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Hovel, HType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 83Series:Issue:Date: 1963Page Range: 1--2Publication Info: London, British Ornithologists' Club, 1893-Subjects: