Title
- Register1
- Registre des marches passes pour la reconstruction et les restaurations1
- Registro del peage d'Arle1
- Registrum ordinis Cysterciensis1
- Regulae1
- Regulations2
- Religious text2
- Religious texts12
- Rent1
- Repartimientto de las tierras1
- Report3
- Rhetoric text1
- Rhetorica ad Herennium1
- Rime di Timaute Frascerepnico in vita, e in morte di Elisa1
- Risālah bar usṭurlāb1
- 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
- Risālah fī ʻilm al-hayʼah1