- Quṭb al-Shīrāzī, Maḥmūd ibn Masʻūd, 1236 or 1237-1310 or 1311. Sharḥ ʻalá al-Risālah al-Shamsīyah1
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Risālah fī al-hayʼah1
- Rainbows1
- Recitations1
- Religious life--Islam1
- Riddles, Turkish1
- Serbia1
- Serbia--Belgrade1
- Shafiites1
- Sharḥ Tahdhīb al-manṭiq (Dawwānī, Muḥammad ibn Asʻad)1
- Sharḥ al-Mawāqif (Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf)1
- Sharḥ al-ʻAqāʼid al-ʻAḍudīyah (Dawwānī, Muḥammad ibn Asʻad)1
- Space and time--Religious aspects--Islam1
- Specimens1
- Sprinkled papers1
- Stamps1
- Sufism--Customs and practices1
- Suhrawardī, ʻUmar ibn Muḥammad, 1145-1234. ʻAwārif al-maʻārif1
- Syria--Damascus1
- Tahdhīb al-manṭiq wa-al-kalām (Taftāzānī, Masʻūd ibn ʻUmar)1