Although the Summa Theologiae is probably the most well known of St. Thomas Aquinas’s writing, it would be remiss not to feature our examples of his other works, which have each had their own influence on Western thought and Christianity. This first…

This first manuscript codex was created around 1460 in the north of France. This item is 31 cm tall, 24 cm long, and 8 cm wide, with 350 leaves on a combination of parchment and paper. This codex is the first half of St. Thomas Aquinas’s Commentary…