Birds of Great Britain and Ireland, Order Passeres, Complete in Two Volumes; v. 1Henrik GrönvoldEsauritoAvvisami
The Birds of Africa, Comprising All the Species Which Occur in the Ethiopian RegionWilliam Lutley SclaterEsauritoAvvisami
The Birds of Africa, Comprising All the Species Which Occur in the Ethiopian Region; v.3 (1902)Henrik GrönvoldEsauritoAvvisami
