2023-03-24问：then only a few have reached us
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2023-03-24问：from a printed book, reproduction
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2023-03-24问：the spread of parchment.
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2023-03-24问：then only a few have reached us
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2023-03-24问：which is carried out by the printing
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2023-03-24问：Manuscript is a collective name for texts
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2023-03-23问：so expensive material
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