An introduction to metaphysics
Henri Bergson
Introduction to Quantum Mechanics & Applications to Chemistry
Linus Pauling, E. Bright Wilson Jr.
The Thirteen Books of Euclid's Elements
Euclid, Johan Ludvig Heiberg
Complete Works of Aristotle, Volume 2
Aristotle, Barnes, J.
The Road to Reality: A Complete Guide to the Laws of the Universe
Roger Penrose