This first folio is In libros De anima expositio, or in English, Commentary on Aristotle’s De anima (On the Soul).

Catalog Entry 

This second 16th century folio is one of our copies St. Thomas Aquinas’s Summa contra Gentiles.

Catalog Entry

This folio is another copy of the Summa contra Gentiles and it was printed in Cologne in 1509; the text is Latin in Gothic type.

Catalog Entry

Selected Theological and Doctrinal Lessons of St. Thomas Aquinas under the auspices of Cardinal Albani