Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 3
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 4-6
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 6-7
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 7-8
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 8-10
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 10-11
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 11-16
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 16
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 17-20
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 20-21
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 21-24
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 24-27
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 27-29
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 29-31
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 31-32
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 33-35
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 35-38
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 39-41
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 42-43
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 44-48
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 52-60
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 62-67
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 67-68
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 68-69
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 69-71
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 72-73
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 73-74
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 74-76
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 78-81
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 81-83
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 83-85
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 85-86
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 86-88
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 89-92
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 94
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 95-96
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 96
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 100-103
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 103-104
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 104-105
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 108-109
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 109
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 110
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 112-115
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 116
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 121
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 129-130
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 137-139
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 139-144
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 151-159
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 159
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 160-162
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 162-165
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 165
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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 169-171
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