Findings:
- Imperium Galactica II
- Dune : appendixes : Terminology of the Imperium
- Twilight Imperium
- Dune: Chronicles of the Imperium
- Imperium in imperio
- Third Imperium
- Imperium Games
- Fourth Imperium
- Imperium
- Battlestar Galactica
- Battlestar Galactica: The Board Game
- Galactica 1980
- Galactica (user)
- Parallels Between Mormonism and Battlestar Galactica
- Encyclopedia Galactica
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