In Dark Tide: Onslaught, Calrissian helps the Solos organize an escape route for Skywalker's Jedi Academy.
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When Kessel is abandoned following Admiral Daala's attack on the planet in Darksaber, Calrissian takes over the planet, converts its prison into a mining complex, and mines spice from the planet for a number of years.
In The Black Fleet Crisis, Threepio accompanies Lando Calrissian, R2-D2, and Lando's associate Lobot to investigate the runaway alien ship Teljkon Vagabond; eventually to discover that the ship contains the last vestiges of the Quella civilization.
The Adventures of Lando Calrissian: Lando Calrissian and the Mindharp of Sharu, Book Club Hardback Ed,1984, L. Neil Smith, Book Club # 3639