Title
- Relación del descubrimiento y conquista de los reinos del Perú1
- Relatione del stato di Milano1
- Relationi de diversi ambasciatori1
- Release of goods and chattels1
- Religiosorum status triplex1
- Religious text3
- Religious texts6
- Rent roll1
- Report2
- Report on Switzerland1
- Republic1
- Responsa1
- Rhetoric1
- Rhetoric text1
- Rich man and Lazarus1
- Rime1
- Risālah fī al-barāhīn ʻalá masāʼil al-jabr wa-al-muqābalah1
- Risālah fī al-hayʼah2
- Risālah fī al-hayʼah al-falakīyah1
- Risālah fī al-ḥisāb1