- Penmanship1
- Penmanship, German1
- Perez Barahona, Juan, active 1560-15621
- Perfumes1
- Persecution1
- Persecution--Early church1
- Persian language--Rhetoric1
- Peru (Viceroyalty). Real Caja de Cuzco1
- Peru--Lima1
- Perush ha-Torah (Ibn Ezra, Abraham ben Meïr)1
- Pharmacognosy1
- Pharmacology1
- Pharmacy1
- Philip III, King of Spain, 1578-16211
- Philip IV, King of Spain, 1605-16651
- Philippines1
- Philippines--Manila1
- Piccolomini family1
- Piccolomini, Alfonso di Giacomo d'Antonio Maria, duca di Montemarciano1
- Piccolomini, Andrea di Nanni Todeschini1