- Pasteboard1
- Pastoral poetry1
- Pastoral theology1
- Patience--Religious aspects--Islam1
- Pazzi Conspiracy (1478)1
- Pazzi, Antonio de'1
- Pazzi, Piero de'1
- Penitentials1
- Perini, Francesco, 1811-18831
- Pero, Antonio del1
- Pero, Gaspero del1
- Perocti, Maruccio1
- Persian language--Lexicography1
- Persian language--Versification1
- Personal correspondence1
- Petrini, Mattea1
- Petronibus, Ludovicus Salimbeni de1
- Phaedra (Greek mythological character)1
- Phalaris, Tyrant of Agrigentum, active 6th century B.C.1
- Pharmacology1