- Prayers1
- Prayers for the dead1
- Preaching1
- Prescriptions, formulae, receipts, etc.1
- Presentation leaves1
- Prester John (Legendary character)1
- Prices (Provenance)1
- Processionals (Service books)1
- Protogothic1
- Proverbs, Italian1
- Quaestiones disputatae1
- Rebacking1
- Regula (Augustine, of Hippo, Saint)1
- Regula (Benedict, Saint, Abbot of Monte Cassino)1
- Rhetoric, Ancient1
- Rites and ceremonies in the Bible1
- Romances1
- Scholasticism1
- Scrolls1
- Sententiarum libri IV (Peter Lombard, Bishop of Paris)1