3 books
A Synoptical List of the Accipitres (Diurnal Birds of Prey) Comprising Species and Subspecies, Described Up to 1919, with Their Characters and Distribution
A Geographical Bibliography of British Ornithology
A Dictionary of English and Folk-Names of British Birds; With Their History, Meaning, and First Usage, and the Folk-Lore, Weather-Lore, Legends, Etc., Relating to the More Familiar Species