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- Pandit Raghunath Murmu - Indian, created Ol Chiki script in 1925.
- Paracelsus - Swiss alchemist, invented Alphabet of the Magi c. 1520.
- Peter Benjamin Graham - Australian artist, invented New Epoch Notation Painting in 1964.
- Pharnavaz I of Iberia - Iberian king, ascribed development of Georgian alphabet in 284 BC, according to tradition.
Read more about this topic: List Of Inventors Of Writing Systems