- Muḥammad, Prophet, -6321
- Nahj al-balāghah (Sharīf al-Raḍī, Muḥammad ibn al-Ḥusayn)1
- Natural history1
- New York (State)--New York1
- Niẓāmī Ganjavī, 1140 or 1141-1202 or 12031
- Nāṣir al-Dīn Shāh, Shah of Iran, 1831-18961
- Pahlavi language1
- Persian language1
- Persian letters1
- Pictorial works1
- Portraits1
- Prayers1
- Prescriptions, formulae, receipts, etc.1
- Prophets1
- Prophets, Pre-Islamic1
- Purity, Ritual--Islam1
- Qawāʻid al-aḥkām fī maʻrifat al-ḥalāl wa-al-ḥarām (Ibn al-Muṭahhar al-Ḥillī, al-Ḥasan ibn Yūsuf)1
- Qurʼan stories1
- Riz̤ā-ʼi ʻAbbāsī, Āqā, approximately 1570-1635?1
- Sacred books1