At one point, Pii III was the site of a Duros colony, which was later abandoned.
The Greel Wood Logging Corporation had a significant presence on the world. There was a Rebel Alliance cell active on Pii III before 2 ABY; Adazian Liebke and Xenon Nnaksta were trying to gather supplies for this cell when they were attacked by bounty hunter Ssach'thirix.
- "The Greel Wood Haven" — Star Wars Adventure Journal 6
- Alliance Intelligence Reports
- Cynabar's Fantastic Technology: Droids
- The Essential Guide to Droids
- Geonosis and the Outer Rim Worlds