Title
- Persian poetry1
- Poetry1
- Prayer roll1
- Prayers1
- Preces piae1
- Qurʼan commentary1
- Radnor Hours1
- Regula monachorum1
- Rerum suo tempore gestarum commentarius1
- Rime1
- Rubāʻīyāt-i Shaykh Awḥad al-Dīn Kirmānī1
- Rule of Saint Clare1
- Rules1
- Ruralia commoda1
- Satires1
- Sharḥ Minhāj al-ṭālibīn1
- Streeter-Piccard Hours1
- Summa theologica1
- Text on jurisprudence1
- The siege of Thebes1