The Forts & Fortifications of Europe 1815-1945: The Central States: Germany, Austria-Hungry and CzechoslovakiaJ. E. Kaufmann
H. W. Kaufmann
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หนังสือโดย H. W. Kaufmann
- Castle to Fortress: Medieval to Post-Modern Fortifications in the Lands of the Former Roman EmpireJ. E. Kaufmann
- The Forts & Fortifications of Europe 1815- 1945: The Neutral States: The Netherlands, Belgium and SwitzerlandJ. E. Kaufmann
- Castrum to Castle: Classical to Medieval Fortifications in the Lands of the Western Roman EmpireJ. E. Kaufmann
- Verdun 1916: The Renaissance of the FortressJ. E. Kaufmann
- The Atlantic Wall: History and GuideJ. E. Kaufmann
- The Maginot Line: History and GuidePatrice Lange
- Fortress Europe: From Stone to Steel Fortifications,1850–1945J.E. Kaufmann
