Charles Lyell: Zitate auf Englisch
Quelle: The Geological Evidences of the Antiquity of Man (1863), Ch.21, p. 421
Quelle: The Geological Evidences of the Antiquity of Man (1863), Ch.21, p. 417-418
Quelle: The Geological Evidences of the Antiquity of Man (1863), Ch.20, p. 386
Quelle: The Geological Evidences of the Antiquity of Man (1863), Ch.21, p. 410