Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 1-2
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 2-4
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Published in Bull Brit Ornithol Club, in 1963, in volume 83, pages 4-7
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Published in Bull Brit Ornithol Club, in 1963, in volume 83, pages 7-8
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 9-11
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Published in Bull Brit Ornithol Club, in 1963, in volume 83, pages 12-13
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 13-20
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 21-25
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 25-29
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 32-36
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 36-40
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 41-50
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 50-51
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Published in Bulletin of the British Ornithologists' Club, in 1963, in volume 83, pages 51
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 52-56
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 56-60
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 63-65
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 65-69
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 69-71
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 71-73
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 73-75
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 75-77
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 77
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 83
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 88-90
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 90-96
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 96-98
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 100-101
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 101-108
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 109-112
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 114-116
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 117-113
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 118-119
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 119-120
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 120-125
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 125-126
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 126-127
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 127-130
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 134-137
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 137-138
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 141-146
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 148-150
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 150-152
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 153
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 154
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 155-158
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 158-159
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 159-161
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 161-164
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 164-166
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 166-168
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 83, pages 168-172
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Published in Bulletin of The British Ornithologists' Club, in 1963, in volume 84, pages 111-112
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