2020-12-24问：which is carried out by the printing
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2020-12-24问：which is carried out by the printing
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2020-12-24问：Since the era of Charlemagne
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2020-12-24问：manuscripts significantly
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2020-12-24问：A handwritten book is a book
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2020-12-24问：55 thousand Greek, 30 thousand Armenian
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2020-12-23问：From many manuscripts of Antiquity
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