The Play of Masks
Frithjof Schuon
Think and Grow Rich
Napoleon Hill
René Descartes: Principles of Philosophy: Translated, With Explanatory ...
René Descartes
The Craft of Thought: Meditation, Rhetoric, and the Making of ...
Mary Jean Carruthers
Sphaera mundi
Sacro Bosco, Joannes de, active 1230; Regiomontanus, Joannes, ...
New Foundations for Classical Mechanics
D. Hestenes