Published in Bulletin of the British Ornithologists' Club, in 1917, in volume 35, pages 49-51
Created: 2014-10-30, modified: 2014-10-30
Published in Bulletin of The British Ornithologists' Club, in 1917, in volume 37, pages 56
Created: 2012-07-01, modified: 2012-07-01
Published in Bulletin of the British Ornithologists' Club, in 1917, in volume 38, pages 29-34
Created: 2015-05-13, modified: 2015-05-13
Published in Bulletin of The British Ornithologists' Club, in 1917, in volume 47, pages 145-146
Created: 2012-09-16, modified: 2012-09-16