- Piccolomini della Triana, Silvio, 1878-19622
- Pigskin bindings2
- Plague2
- Poets, Turkish2
- Political science2
- Power of attorney2
- Property2
- Prophecy--Islam2
- Prophetic office of the Prophet Muhammad2
- Protestants2
- Qazwīnī, Jalāl al-Dīn Muḥammad ibn ʻAbd al-Raḥmān, 1267 or 8-1338. Īḍāḥ li-Talkhīṣ al-Miftāḥ2
- Record-keeping works2
- Relations2
- Riddles, Persian2
- Rome (Empire)2
- Rāmizah fī ʻilmay al-ʻarūḍ wa-al-qāfiyah (Khazrajī, ʻAbd Allāh ibn ʻUthmān)2
- San Marziano (Monastery : Tortona, Italy)2
- San Miniato, Bartolomeo di2
- San Miniato, Francesco di2
- San Miniato, Simone di2