Title
- Registrum ordinis Cysterciensis1
- Regula1
- Regulae1
- Release and quitclaim1
- Repartimientto de las tierras1
- Responsorium1
- Rime1
- Roman de Mandevie1
- Roman de la rose1
- Romuleon1
- Rozier des guerres1
- Rule of Saint Benedict1
- Rule of Saint Clare1
- Sacramentary1
- Salt registers1
- Sharḥ Fusūl Ibuqrāṭ1
- Siddur1
- Sihah1
- Sirr al-asrār fī ʻilm al-āthār ; Shamsīyah fī al-kashf ʻan mā awdaʻ fī al-Jadāwil al-zahrīyah1
- Sportula fragmentorum1