Philosophy & History
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Globalism
Pyrrho
Epicurus
David Hume (1711-1776)
Charles Darwin (1809-1882)
Herbert Spencer (1820-1903)
Frederick Jackson Turner (1861-1932)
Frontier Thesis
Attachments
Frontier Thesis - Infogalactic: the planetary knowledge core
Parents
Frederick Jackson Turner (1861-1932)
Children
Silicon Valley
Jumps
The Urban Frontier (1959)