Because every copy of a book was written by hand, they were not all identical -- different copies might contain different errors or omissions. Once the printing press was invented, many identical (standardized) copies of the same book could be produced. It doesn't particularly refer to the spacing.
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Because every copy of a book was written by hand, they were not all identical -- different copies might contain different errors or omissions. Once the printing press was invented, many identical (standardized) copies of the same book could be produced. It doesn't particularly refer to the spacing.