- Ospedale di San Bartolomeo (Florence, Italy)2
- Papacy2
- Papal documents2
- Persian language2
- Peru--Cuzco2
- Petrucci, Pandolfo, 1452-15122
- Philip IV, King of Spain, 1605-16652
- Piccolomini della Triana, Silvio, 1878-19622
- Poets, Turkish2
- Political science2
- Power of attorney2
- Prayer--Judaism2
- Procedure (Law)2
- 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