- Presentation leaves1
- Prices (Provenance)1
- Printed papers1
- Printed waste1
- Privileges and immunities, Ecclesiastical1
- Processionals (Service books)1
- Prophets, Pre-Islamic1
- Prose literature1
- Protogothic1
- Pythagoras and Pythagorean school1
- Quatrains, Persian1
- Quotations, Arabic1
- Qurʼan--Manuscripts1
- Quḍāʻī, Muḥammad ibn Salāmah, -10621
- Qāyitbāy al-Maḥmūdī, Sultan of Egypt and Syria, 1412-14961
- Raised bands1
- Rebacking1
- Recitations1
- Regula (Benedict, Saint, Abbot of Monte Cassino)1
- Rhetoric, Ancient1