Published in Bulletin of The British Ornithologists' Club, in 1926, in volume 46, pages 57-58

Created: 2012-09-16, modified: 2012-09-16

Published in Bulletin of The British Ornithologists' Club, in 1926, in volume 46, pages 87-93

Created: 2012-09-16, modified: 2012-09-16

Published in Bulletin of The British Ornithologists' Club, in 1926, in volume 47, pages 28-32

Created: 2012-09-16, modified: 2012-09-16

Published in Bulletin of the British Ornithologists' Club, in 1926, in volume 47, pages 52-58

Created: 2015-04-22, modified: 2015-04-22

Published in Bulletin of the British Ornithologists' Club, in 1926, in volume 47, pages 70

Created: 2014-10-09, modified: 2014-10-09