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A thousand-mile walk to the Gulf
Principles of anthropology and biology
Spencer Fullerton Baird; a biography, including selections from his correspondence with Audubon, Agassiz, Dana, and others
Roosevelt's African trip; the story of his life, the voyage from New York to Mombasa, and the route through the heart of Africa, including the big ga…
The descent of man : and selection in relation to sex
Illustrations of instinct, deduced from the habits of British animals
The Tineina of North America being a collected edition of his writings of that group of insects
Social life in the insect world
Sport in the Crimea and Caucasus
The great thirst land: a ride through Natal, Orange free state, Transvaal, and Kalahari desert