Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 3-5

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 5-9

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 9-18

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 19-20

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 21-22

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 22

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 26-30

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 30-33

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 33-40

Published in Bulletin of the British Ornithologists' Club, in 1962, in volume 82, pages 42

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 43

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 44-45

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 45-55

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 55-60

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 61-63

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 64-67

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 67-72

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 72-75

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 75

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 76-77

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 83

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 86-87

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 87-88

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 88-90

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 90-91

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 91-92

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 92-94

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 95-96

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 96

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 97-100

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 100

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 109-116

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 118-122

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 122

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 123-124

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 124-126

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 132-133

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 133-134

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 135-137

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 137-138

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 142-147

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 156-160

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 160-165

Published in Bull Brit Ornithol Club, in 1962, in volume 82, pages 165-169

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 169-171

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 171-172

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 172-173

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 173-174

Published in Bulletin of The British Ornithologists' Club, in 1962, in volume 82, pages 174