2023-03-08问：and was erased, and on cleaned
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2023-03-08问：Western Europe also formed
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2023-03-08问：
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2023-03-07问：reproduced by hand, in contrast
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2023-03-07问：handwritten books were made,
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2023-03-07问：works of art.
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2023-03-07问：then only a few have reached us
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