Owen, Richard: Key to the geology of the Globe : an essay, designed to show that the present geographical, hydrographical, and geological structures, observed on the Earth's crust, were the result of [...]. Philadelphia ; Nashville ; New York ; Boston : J.B. Lippincott & Co. : Stevenson & Owen; W.T. Berry & Co. : A.S. Barnes & Co. : Gould & Lincoln, 1857