The Ray Kurzweil Reader
Ray Kurzweil
One of the Truths about Actuality - 4 Pages
Allen Hazen
The Story of the World - Volume 1: Ancient Times (Revised)
Susan Wise Bauer
History for the Classical Child (1)
Approximate Reasoning by Parts: An Introduction to Rough Mereology
Lech Polkowski
Fundamentals of Philosophy
John Shand
Risikomanagement
Sascha Saßen