Marshall B. Gardner

Marshall Blutcher Gardner (November 30, 1854 - January 24, 1937) was a Canadian-born author of a Hollow Earth theory that posits there is a sun at the centre of our planet's interior, and that the other planetary bodies in our solar system are constituted likewise (based on his viewing of photographs of Mars).

Selected Bibliography

 * &mdash; [revised edition, nearly 400 pages added]
 * &mdash; [revised edition, nearly 400 pages added]

Selected Patents

 * &mdash; [plans for a hollow earth globe with "geographical indications illustrating continents which according to the theory of the inventor exist upon the inner surface of the globe."]