Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 4-13
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 44-47
Created: 2012-12-03, modified: 2012-12-03
Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 47-50
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 50-55
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 55-61
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 61-66
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 66-68
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 68-73
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 76-80
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 80-83
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 84-89
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 93-96
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 96-102
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 102-115
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 115-122
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 118-122
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 123-131
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 137-141
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 141-143
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 143-147
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 147-149
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 149-150
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 151-154
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 155-158
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 170-172
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 172
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 173-175
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 175-178
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 178-185
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 189-194
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 194-195
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 196-201
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 201-202
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 203-204
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 205-206
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 208-212
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 213-215
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 219-223
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 230-232
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 232-233
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 233-235
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 235-237
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Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, pages 238
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Published in Bulletin of the British Ornithologists' Club, in 1980, in volume 100, issue 2, pages 164-170
Created: 2016-08-18, modified: 2016-08-18
Published in Bulletin of The British Ornithologists' Club, in 1980, in volume 100, issue 4, pages 226-230
Created: 2012-12-03, modified: 2015-05-13