The Positive Outcome of Philosophy / The Nature of Human Brain Work. Letters on Logic

Logic / Deductive and Inductive

The Principles of Masonic Law / A Treatise on the Constitutional Laws, Usages and Landmarks of / Freemasonry

Five Stages of Greek Religion

Three Philosophical Poets / Lucretius, Dante, and Goethe

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