John Cleves Symmes
✓ Source-basedfallingAmerican army officer, academic and hollow-earth theorist (1779/1780-1829)
Fame43.4
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Languages6
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Captain John Cleves Symmes Jr. was an American Army officer, trader, and lecturer. Symmes is best known for his 1818 variant of the Hollow Earth theory, which introduced the concept of openings to the inner world at the poles.
Also inDeutsch
Photos 8
Symmes' Circular No. 1, 1818
Illustration from Symmes's Theory of Concentric Spheres ... , 1878
Symmes Hole, from Harper's New Monthly Magazine, 1882
Monument of John Cleves Symmes Jr. in Symmes Park
Frontispiece to Symzonia.
Map of the northern polar regions hand drawn by John Cleves Symmes Jr.
Symmes's Hole - in the papers over 50 years after his death.Writers from United States 6
About this person
Country
United StatesCategory
Writers
Type
Writer / Author
Status
deceased
Dates
Lived 1779 to 1829 · aged 50
Written about in
6 languages
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