Methodology

Studies and Exercises in Formal Logic

A Student's Guide to Philosophy

The Philosophy of Auguste Comte

Holistic Science

On the Method of Zadig

Reformed Logic

Novum Organum; Or, True Suggestions for the Interpretation of Nature

The KEY to Unlocking the Law of Attraction

Novum organon renovatum

On Betrayal

The Problems of Philosophy

Theory & History of Historiography

The Philosophy of Evolution

Germany's Freefall

An Historical Sketch of the Conceptions of Memory among the Ancients

Four Lectures on the English Revolution

The Books of Traditional Confucian Canon

On Knowing

The Essential Works of Robert G. Ingersoll