2023-07-09问：One of the most skilled calligraphers
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2023-07-09问：A handwritten book is a book
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2023-07-09问：the spread of parchment.
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2023-07-08问：Preserved about 300 thousand.
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2023-07-08问：and was erased, and on cleaned
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2023-07-08问：inventions of typography
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2023-07-08问：Middle Ages as in Western
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