2 Pages in Charles Darwin's Library associated with "fauna - bull"

The anatomy and philosophy of expression
By: Bell, Charles, Sir,
Publication info: London, John Murray, 1844
Pages: Page 122
Essais de zoologie générale
By: Geoffroy Saint-Hilaire, Isidore,
Publication info: Paris, Roret, 1841
Volume: Zoologie générale (1841)
Pages: Page 167