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От
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B~M
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К
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APR
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Дата
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07.03.2010 00:55:13
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Рубрики
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11-19 век; Фортификация;
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www.archive.org
Otto Piper - Burgenkunde (1895)
http://www.archive.org/details/burgenkunde00pipegoog
Otto Piper - Abriss der burgenkunde (1900)
http://www.archive.org/details/abrissderburgen00pipegoog