Ernst Haeckel's Art Forms in Nature: A Visual Masterpiece of the Natural World

The History of Creation: Or the Development of the Earth and its Inhabitants by the Action of Natural Causes, Volume 2

The History of Creation: Or the Development of the Earth and its Inhabitants by the Action of Natural Causes, Volume 1

The Evolution of Man (Complete)

Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876: Porulosa (Spumellaria and Acantharia) and Subclass Osculosa