John Cleves Symmes

Format

Books by John Cleves Symmes

Symmes's Theory of Concentric Spheres: Enriched edition. Demonstrating that the Earth is hollow, habitable within, and widely open about the polesJames McBride
Symmes's Theory of Concentric Spheres: Enriched edition. Demonstrating that the Earth is hollow, habitable within, and widely open about the polesJames McBride