- Persian language1
- Persian letters1
- Poets, Persian1
- Poets, Persian--Biography1
- Prophets, Pre-Islamic1
- Pseudo-Ptolemy. Centiloquium1
- Quatrains, Persian1
- Qurʼan stories1
- Qurʼan--Criticism, interpretation, etc--Early works to 18001
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Risālah fī al-hayʼah1
- Religious life--Islam1
- Rhetoric1
- Romances, Persian1
- Sacred books1
- Sharīf al-Raḍī, Muḥammad ibn al-Ḥusayn, 969 or 970-1016. Nahj al-balāghah1
- Shīʻah--Customs and practices1
- Shīʻah--Prayers and devotions1
- Stamps (Provenance)1
- Tales1
- Talismans1