A Treatise Concerning the Principles of Human Knowledge

Logic / Deductive and Inductive

Three Philosophical Poets / Lucretius, Dante, and Goethe

Five Stages of Greek Religion

Christianity and Greek Philosophy / or, the relation between spontaneous and reflective thought / in Greece and the positive teaching of Christ and His / Apostles

The Practice and Theory of Bolshevism

Dialogues Concerning Natural Religion

A History of Indian Philosophy, Volume 1

The Consolation of Philosophy

The Economist

An Enquiry Concerning the Principles of Morals