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By: Harrison, Colin James Oliver - Cowles, Graham S.,Edition:Publication info: London Trustees of the British Museum (Natural History) 1970Volume: no.2a (1970)Series:Holding Institution: Natural History Museum Library, LondonSubjects:BHL Collections:
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By: Cowles, Graham S.,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 90Series:Issue:Date: 1970Page Range: 166--168Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Cowles, Graham S.,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 100Series:Issue:Date: 1980Page Range: 226--230Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Cowles, Graham S.,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 101Series:Issue:Date: 1981Page Range: 383--386Publication Info: London, British Ornithologists' Club, 1893-Subjects: