Charles Darwin

The Autobiography of Charles Darwin

On the Origin of Species

The Expression of the Emotions in Man and Animals

Journal of Researches into the Natural History and Geology of the Countries visited during the voyage round the world of H.M.S. Beagle

Life and Letters of Charles Darwin — Volume 1

The Complete Harvard Classics - 71 Volumes

On the Origin of Species (Abridged Nonfiction)

On the Origin of Species

The Autobiography of Charles Darwin

The Voyage of the Beagle

L'origine dell'uomo

El Origen de las Especies