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By: Boswall, Jeffery, - Kettle, RType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 100Series:Issue:Date: 1980Page Range: 235--237Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Boswall, Jeffery, - Dickson, WType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 101Series:Issue:Date: 1981Page Range: 313--318Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Boswall, Jeffery,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 90Series:Issue:Date: 1970Page Range: 120--120Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Boswall, Jeffery,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 90Series:Issue:Date: 1970Page Range: 92--96Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Boswall, Jeffery,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 98Series:Issue:Date: 1978Page Range: 99--109Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Boswall, Jeffery,Type: ArticleIn: The entomologist's record and journal of variationVolume: 78Series:Issue:Date: 1966Page Range: 202--206Publication Info: [London s.nSubjects:
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By: Boswall, Jeffery,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 91Series:Issue:Date: 1971Page Range: 81--84Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Klug, Sigrun - Boswall, Jeffery,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 90Series:Issue:Date: 1970Page Range: 97--105Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Boswall, Jeffery,Type: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 86Series:Issue:Date: 1966Page Range: 131--140Publication Info: London, British Ornithologists' Club, 1893-Subjects: