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John Cleves Symmes
Buku oleh John Cleves Symmes
Symmes's Theory of Concentric Spheres: Demonstrating that the Earth is hollow, habitable within, and widely open about the poles Symmes's Theory of Concentric Spheres: Demonstrating that the Earth is hollow, habitable within, and widely open about the poles Penilaian: 0 dari 5 bintang0 penilaian