Tilting the Balance (Worldwar Series, Volume 2)
Striking the Balance (Worldwar Series, Volume 4)
In the Balance (Worldwar Series, Volume 1)
Second Contact (Colonization, Book 1)
Aftershocks (Colonization, Book 3)
Homeward Bound
Down to Earth (Colonization, Book 2)
The Big Switch: The War That Came Early
Hitler's War (The War That Came Early, Book One)
Bombs Away: The Hot War (Hot War, The)