Statistics for The Symmes Theory of Concentric Spheres, demonstrating that the earth is hollow, habitable within, and widely open about the poles. Compiled by Americus Symmes from the writings of his father, Capt. John Cleves Symmes
Total visits
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| The Symmes Theory of Concentric Spheres, demonstrating that the earth is hollow, habitable within, and widely open about the poles. Compiled by Americus Symmes from the writings of his father, Capt. John Cleves Symmes | 0 |
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| March 2025 | 0 |
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| May 2025 | 0 |
| June 2025 | 0 |
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| August 2025 | 0 |
| September 2025 | 0 |