- Passover--Liturgy1
- Pastry1
- Patronage, Ecclesiastical1
- Paul IV, Pope, 1476-15591
- Pedro I, King of Castile and Leon, 1334-13691
- Penmanship1
- Perez Barahona, Juan, active 1560-15621
- Perfumes--Religious aspects--Islam1
- Persecution1
- Persian language1
- Persian language--Rhetoric1
- Persian literature1
- Persian poetry1
- Personal correspondence1
- Personal narratives1
- Peru (Viceroyalty). Real Caja de Cuzco1
- Peru--Lima1
- Peucer, Kaspar, 1525-16021
- Pezel, Christoph, 1539-16041
- Philip II, King of Spain, 1527-15981