Bulwer's petrel Bulweria bulwerii on St Helena
Ashmole, N Philip Ashmole, Myrtle J Bourne, W. R. P. (William Richmond Postle), 1930-
Article
1999
Bulletin of the British Ornithologists' Club
119
91--93
BioStor
English
London, British Ornithologists' Club, 1893-
BioStor: https://biostor.org/reference/111959