Symmes's Theory of Concentric Spheres Demonstrating that the Earth is hollow, habitable within, and widely open about the poles
McBride, James · Symmes, John Cleves
La biblioteca
Symmes, John Cleves
1780 – 1829
1 libri trovati
Pagina 1La biblioteca
1780 – 1829
1 libri trovati
Pagina 1McBride, James · Symmes, John Cleves