The Great Silence: Science and Philosophy of Fermi's Paradox
Milan Cirkovic
Oxford Dictionary of Word Origins
Julia Cresswell
The Master Game II Gurdjieff Fourth Way
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The Great Questions of Tomorrow
David Rothkopf
TED Books (1)
Consciousness in the universe.A review of the ‘Orch OR’ theory ...
Roger Penrose & Stuart R. Hameroff
Ancient Greece
Kathleen Kuiper
Authors of the 19th Century
Britannica Educational Publishing
Authors of the Medieval and Renaissance Eras