Cyrus the Great: A Life from Beginning to End
Hourly History
An Introduction to Mathematical Logic - Lecture
Wolfram Pohlers & Thomas Glaß
Great books of the Western World - Volume 18
Encyclopaedia Britannica, Inc
Understanding Piaget
Remy Droz & Maryvonne Rahmy
Preliminary Discourse on Philosophy in General
Christian Freiherr von Wolff
The City and the Stars and the Sands of Mars
Arthur C. Clarke
Against the Fall of Night (1)