Published in Bulletin of The British Ornithologists' Club, in 1954, in volume 74, pages 21-24

Published in Bulletin of The British Ornithologists' Club, in 1954, in volume 74, pages 30-33

Published in Bulletin of The British Ornithologists' Club, in 1954, in volume 74, pages 37-40

Published in Bulletin of The British Ornithologists' Club, in 1954, in volume 74, pages 64-70

Published in Bulletin of The British Ornithologists' Club, in 1954, in volume 74, pages 77-79

Published in Bulletin of The British Ornithologists' Club, in 1954, in volume 74, pages 88

Published in Bulletin of The British Ornithologists' Club, in 1954, in volume 74, pages 103-104

Published in Bulletin of the British Ornithologists' Club, in 1954, in volume 74, issue 4, pages 43