- Psychology1
- Punishment (Canon law)1
- Purgatory1
- Quadrants (Astronomical instruments)1
- Quotations1
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Risālah fī al-hayʼah1
- Rabbah bar Bar Ḥana, active 3rd century1
- Rebellion (Pisa, Italy : 1494-1509)1
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- Registers (Lists)1
- Regula (Augustine, of Hippo, Saint)1
- Relations1
- Religious disputations1
- Religious drama, French1
- Religious life--Islam1
- Religious literature, Italian1
- Religious poetry, Italian1
- Religious poetry, Latin1
- Remboîtage1
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