Christopher Duffy – författare

Eagles over the Alps

Suvorov in Italy and Switzerland, 1799

Red Storm on the Reich: The Soviet March on Germany, 1945

Siege Warfare

The Fortress in the Early Modern World 1494-1660

Red Storm on the Reich

The Soviet March on Germany 1945

Military Experience in the Age of Reason

Through German Eyes

The British and the Somme 1916

Siege Warfare

The Fortress in the Early Modern World 1494-1660

Fortress in the Age of Vauban and Frederick the Great 1660-1789

Fortress in the Age of Vauban and Frederick the Great 1660-1789

Frederick the Great

A Military Life

Frederick the Great

A Military Life

Russia's Military Way to the West

Origins and Nature of Russian Military Power 1700-1800

Russia's Military Way to the West

Origins and Nature of Russian Military Power 1700-1800

Military Experience in the Age of Reason

Learning Python Penetration Testing

Python: Penetration Testing for Developers

Fire and Stone

The Science of Fortress Warfare 1660-1860

Instrument of War

The Austrian Army in the Seven Years War

By Force of Arms

The Austrian Army in the Seven Years War Volume 2

Army of Frederick the Great

Second Edition

Fight for a Throne

The Jacobite '45 Reconsidered

By Force of Arms

The Austrian Army and the Seven Years War Volume 2

The Wild Goose and the Eagle

A Life of Marshal von Browne 1705-1757