Opticks / or, a Treatise of the Reflections, Refractions, Inflections, / and Colours of Light

Astronomy for Amateurs

The Einstein Theory of Relativity

Logic / Deductive and Inductive

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

Dialogues Concerning Natural Religion

A History of Indian Philosophy, Volume 1

The Economist

The Consolation of Philosophy

The Will to Doubt / An essay in philosophy for the general thinker