Stephen Biesty's Cross-sections Castle
The Medieval Fortress: Castles, Forts, And Walled Cities Of The Middle Ages
The History of Castles: Fortifications Around the World
Castle: Revised and in Full Color
Castles: Their Construction and History (Dover Architecture)
Chateaux of the Loire
A Year in a Castle (Time Goes By)
Castles
The Medieval Fortress: Castles, Forts and Walled Cities of the Middle Ages