- Paul, the Hermit, Saint, -approximately 3411
- Peace of Westphalia (1648)1
- Penmanship, German1
- Persian language--Foreign words and phrases--Arabic1
- Persian letters1
- Persian prose literature1
- Persian scripts1
- Personal correspondence1
- Peru1
- Perush ha-Torah (Ibn Ezra, Abraham ben Meïr)1
- Pharmacology1
- Philip IV, King of Spain, 1605-16651
- Philip, Duke of Burgundy, 1396-14671
- Philosophers1
- Philosophy, Ancient1
- Piety1
- Pigskin bindings1
- Pilot guides1
- Pizarro, Pedro, active 16th century1
- Planets1