Title
- Selections1
- Seliḥot1
- Sermones de sanctis1
- Sermones de tempore1
- Serpent Lectionary1
- Sharh al-Sunnah1
- Sharḥ al-Faṣīḥ1
- Sharḥ al-Jāmiʻ al-ṣaghīr1
- Sharḥ al-Kāfiyah1
- Sibylline oracles1
- Siddur1
- Sins1
- Sir Edwin Pears Gospels1
- Song of Solomon1
- Speculum astronomiae1
- Speculum monachorum1
- Sphaera mundi1
- Summa1
- Summa aurea1
- Summa de casibus poenitentia1