Newton's Principia : the mathematical principles of natural philosophy

Philosophiae Naturalis Principia Mathematica (Latin Version)

The Altar of the Dead

The Henri Bergson Megapack

The Essays of Arthur Schopenhauer; Counsels and Maxims

The Necessity of Atheism

The Confessions of J. J. Rousseau — Volume 02

Tent Life in Siberia / A New Account of an Old Undertaking; Adventures among the Koraks and Other Tribes In Kamchatka and Northern Asia