Published in Bulletin of The British Ornithologists' Club, in 1934, in volume 54, pages 86-87
Created: 2012-09-16, modified: 2012-09-16
Published in Bulletin of The British Ornithologists' Club, in 1934, in volume 54, pages 96-97
Created: 2012-09-16, modified: 2012-09-16
Published in Bulletin of the British Ornithologists' Club, in 1934, in volume 54, pages 148-160
Created: 2014-11-25, modified: 2014-11-25
Published in Bulletin of The British Ornithologists' Club, in 1934, in volume 54, pages 179-180
Created: 2012-09-16, modified: 2012-09-16