Encyclopedias, Almanacs, Transcripts, and Maps
- Pethahiah of Regensburg
- Peti?ah
- Petit, Louis
- Petit-Didier, Matthieu
- Petite Église
- Petlyura, Simon°
- Petrarch, Francesco
- Petre
- Petre, Maude Dominica
- Petri, Olaus
- Petrie, Sir William Matthew Flinders°
- Petrilli, Savina, Bl.
- Petrobrusians
- Petrograd Conference
- Petroleum and Oil Products
- Petronax of Brescia, St.
- Petronilla, St.
- Petronius Arbiter, Gaius°
- Petronius, Publius°
- Petrov, Valeri