Published in Bulletin of The British Ornithologists' Club, in 1959, in volume 79, pages 41-42
Created: 2013-01-29, modified: 2013-01-29
Published in Bulletin of The British Ornithologists' Club, in 1959, in volume 79, pages 42-46
Created: 2013-01-29, modified: 2013-01-29
Published in Bulletin of The British Ornithologists' Club, in 1959, in volume 79, pages 51-52
Created: 2013-01-29, modified: 2013-01-29
Published in Bulletin of The British Ornithologists' Club, in 1959, in volume 79, pages 124-127
Created: 2013-01-29, modified: 2013-01-29
Published in Bulletin of The British Ornithologists' Club, in 1959, in volume 79, pages 152
Created: 2013-01-29, modified: 2013-01-29