- Livre électroniqueDelineations of the Ox TribeGeorge Vasey
- Livre électroniqueDelineations of the Ox TribeGeorge Vasey
- Livre électroniqueDelineations of the Ox Tribe The Natural History of Bulls, Bisons, and Buffaloes. Exhibiting all the Known Species and the More Remarkable Varieties of the Genus Bos.George Vasey