Title
- Rawḍ al-rayāḥīn fī ḥikāyāt al-ṣāliḥīn1
- Razname1
- Receipt1
- Recipe book1
- Recipes and extracts on alchemy, medicine, metal-working, cosmetics, veterinary science, agriculture, wine-making, and other subjects1
- Record1
- Records1
- Reductorium morale1
- Register brevium1
- Register of writs1
- Registro del peage d'Arle1
- Registrum ordinis Cysterciensis1
- Regle et maniere de vivre1
- Regula monachorum1
- Religiosorum status triplex1
- Republic1
- Responsa1
- Revelations1
- Rich man and Lazarus1
- Risālah fī al-hayʼah al-falakīyah1