In the Balance (Worldwar Series, Volume 1)
Striking the Balance (Worldwar Series, Volume 4)
Upsetting the Balance (Worldwar Series, Volume 3)
Second Contact (Colonization, Book 1)
Aftershocks (Colonization, Book 3)
Down to Earth (Colonization, Book 2)
Homeward Bound
How Few Remain
American Front (The Great War, Book 1)