Encyclopedias, Almanacs, Transcripts, and Maps
- Petroleum and Oil Products
- Petronax of Brescia, St.
- Petronilla, St.
- Petronius Arbiter, Gaius°
- Petronius, Publius°
- Petrov, Valeri
- Petrus Alfonsi
- Petrus Collivaccinus (Beneventanus)
- Petrus de Cruce
- Petrus de Dacia
- Petschek
- Pettazzoni, Raffaele
- Petter ben Joseph
- Petuchowski, Jakob Josef
- Pevsner, Anton (Antoine; 1886–1962) and Naum Nehemia (Gabo; 1890–1977)
- Pevzner, Samuel Joseph
- Pewter Plates
- Peyrehorade
- Peyto (Peto), William
- Peyton, Patrick Joseph