12 books • 3 series
German Soldier vs Polish Soldier (Combat)
Cromwell vs Jagdpanzer IV (Duel, #86)
M48 Patton vs Centurion (Duel)
US Marine vs NVA Soldier (Combat)
Panzer II vs 7TP (Duel)
Behind Soviet Lines (Raid)
An Unquiet Calm
Jagdpanther vs SU-100 (Duel)
The Swamp Fox (Raid)
Mark IV vs A7V (Duel)
King Tiger vs IS-2 (Duel, #37)
The Roer River Battles