Title
- Sharḥ-i Gulistān1
- Sharḥ-i Zīj Gūrgānī1
- Shia texts1
- Shudhūr al-dhahab fī maʻrifat kalām al-ʻArab1
- Shurūṭ al-ʻibādāt1
- Siddur1
- Siyāsah fī maʻrifat al-riyāsah al-maʻrūf bi-Sirr al-asrār1
- Song of Solomon1
- Sophologium1
- Specchio di Croce1
- Speculum Christiani1
- Speculum anime1
- Sphaera mundi1
- Stations of Rome1
- Statutes1
- Sufi metaphysics1
- Summa1
- Summa chiromantia1
- Summa confessorum1
- Summa de poenitentia et matrimonio1