Fortification, Military Science & History of Defense Structures

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Fortification, in military science, any work erected to strengthen a position against attack. Fortifications are usually of two types: permanent and field. Permanent fortifications include elaborate forts and troop shelters and are most often erected in times of peace or upon threat of war. Field
Fortification, Military Science & History of Defense Structures
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Fortification, Military Science & History of Defense Structures
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Fortification, Military Science & History of Defense Structures
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Fortification, Military Science & History of Defense Structures
PDF) Fortifications, defence systems, structures and features in the past. Proceedings of the 4th International Scientific Conference on Mediaeval Archaeology of the Institute of Archaeology, Zbornik Instituta za arheologiju / Serta Instituti
Fortification, Military Science & History of Defense Structures
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Fortification, Military Science & History of Defense Structures
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