Encyclopedias, Almanacs, Transcripts, and Maps
- Polynesian Religions
- Polynesian Religions: An Overview
- Polynesian Religions: Mythic Themes
- Polyplacophora (Chitons)
- Polypteriformes (Bichirs)
- polytetrafluoroethene
- Pompadour, Jeanne-Antoinette Poisson, Marquise de
- Ponds
- Pontifex
- pontifex
- Pontormo, Jacopo Carucci
- Popes since AD 1000
- Popular Religion
- Population Biology
- Population Council
- Population Growth
- Population Institute
- Porpoises (Phocoenidae)
- Portals
- Portents and Prodigies