Title
- Risālat al-muʻammá1
- Ritual4
- Riyāz̤ al-inshāʼ1
- Riyāḍ1
- Roman history1
- Royal document2
- Rule of Saint Augustine1
- Rule of Saint Benedict2
- Rule of Saint Clare2
- Rules2
- Rūḥ al-arvāḥ va mūnis al-ashbāḥ1
- Rūḥ al-shurūḥ1
- Sacra poesis1
- Sad-dar1
- Sale2
- Salt registers1
- Scale of perfection1
- Scholia1
- School miscellany1
- Schwabenspiegel1