Enemies Within
Professor Robert Alan Goldberg
Farnham's Freehold
Robert A. Heinlein
The Presocratics and the Supernatural
Andrew Gregory
Principia Mathematica Vol 2.
Bertrand Russell & Alfred North Whitehead
The Invention of Nature: Alexander Von Humboldt's New World
Andrea Wulf
History: Fiction or Science?
Anatoly T. Fomenko