Treatise on Law

On Law, Morality, and Politics: Edition 2

Medieval Philosophy: A Very Short Introduction

Summa Theologica (All Complete & Unabridged 3 Parts + Supplement & Appendix + interactive links and annotations)

Philosophy in the Middle Ages: The Christian, Islamic, and Jewish Traditions, Edition 3

The Treatise on Human Nature: Summa Theologiae 1a 75-89

SUMMA THEOLOGICA: Enriched edition. Including supplement, appendix, interactive links and annotations

Philovesophy

The Treatise on the Divine Nature: Summa Theologiae I 1-13

Sermon-Conferences of St. Thomas Aquinas on the Apostles' Creed

Maimonides: Life and Thought

On Evil

Simon of Genoa's Medical Lexicon

Commentary on Aristotle's Politics

Monologion and Proslogion: with the replies of Gaunilo and Anselm

Questions on Love and Charity: Summa Theologiae, Secunda Secundae, Questions 23–46

Rosicrucian Enlightenment

The Decameron: The Original English Translation by John Florio

A Summary of Philosophy