- Patton and RommelDennis E. Showalter
- Hitler's PanzersDennis E. Showalter
- If the Allies had fallenDennis E. Showalter, Harold C. Deutsch et al.
- The wars of Frederick the GreatDennis E. Showalter
- Armor and bloodDennis E. Showalter
- World War II SpiesHeidi A. Burns, Dennis E. Showalter et al.
- TannenbergDennis E. Showalter
- Little man, what now?Dennis E. Showalter
- Railroads and riflesDennis E. Showalter
- What if the Allies had fallen?Dennis E. Showalter
- What if?Harold C. Deutsch, Dennis E. Showalter
- The wars of German unificationDennis E. Showalter
- World War II Naval ForcesElizabeth Raum, Heidi A. Burns et al.
