- Pall Mall Gazette
- Panama Star
- Pesti Napló
- Peterburgskaja gazeta (Петербургская газета)
- Philosophical Transactions of the Royal Society of London
- Pittsburgh Dispatch
- Political Register
- Politik
- Poljarnaja zvezda (Полярная звезда; deutsch: Polarstern)
- Proceedings of the Royal Society of London
- Punch, or the London Charivari
- Putnam's Monthly Magazine of American Literature, Science and Art