"Paleontologia." . . . "The world in the past a popular account of what it was like and what it contained"@en . . . "The World in the Past"@en . . . . . . . . "The world in the past; a popular account of what it was like and what it contained" . "The world in the past; a popular account of what it was like and what it contained"@en . . "The world in the past"@en . . . . "The world in the past : a popular account of what it was like and what it contained"@en . "The world in the past : a popular account of what it was like and what it contained" . . . . . . . . . . . . . . . . "The world in the past : A popular account of what it was like and what it contained" . . . . . . . . "Paläontologie." . . "Geologia." . . . . "terre (planète) évolution." . .