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Symmes's Theory of Concentric SpheresDemonstrating that the Earth is hollow, habitable within, and widely open about the poles

James McBride and John Cleves Symmes

2017 · Project Gutenberg · English

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Details

Language
English
Subjects
  • Earth (Planet) -- Miscellanea
  • Symmes, John Cleves, 1780-1829
LoC class
QB — Science
Kind
Text
EBook-No.
54329
Copyright
Public domain in the United States.

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