The Fortress in the Age of Vauban and Frederick the Great 1660-1789 Duffy, Christopher Digital bok / 2015 / Engelsk
Instrument of War The Austrian Army in the Seven Years War Duffy, Christopher Heftet / 2024 / Engelsk
Siege Warfare The Fortress in the Early Modern World 1494-1660 Duffy, Christopher Heftet / 1996 / Engelsk
Siege Warfare The Fortress in the Early Modern World 1494-1660 Duffy, Christopher Innbundet / 2016 / Engelsk
Fortress in the Age of Vauban and Frederick the Great 1660-1789 Duffy, Christopher Heftet / 2017 / Engelsk
Russia's Military Way to the West Origins and Nature of Russian Military Power 1700-1800 Duffy, Christopher Innbundet / 2015 / Engelsk
Fire and Stone The Science of Fortress Warfare 1660-1860 Duffy, Christopher Innbundet / 2023 / Engelsk
Eagles over the Alps Suvorov in Italy and Switzerland, 1799 Duffy, Christopher Heftet / 2024 / Engelsk
By Force of Arms The Austrian Army in the Seven Years War Volume 2 Duffy, Christopher Heftet / 2025 / Engelsk
Fortress in the Age of Vauban and Frederick the Great 1660-1789 Duffy, Christopher Innbundet / 2015 / Engelsk
Russia's Military Way to the West Origins and Nature of Russian Military Power 1700-1800 Duffy, Christopher Heftet / 2017 / Engelsk
