02-12-2012, 11:20 PM | #16 |
Sigil Developer
Posts: 7,644
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Join Date: Nov 2009
Device: many
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Hi,
We don't know for sure what they represent. Possibly index data for accessing specific parts of the pdf file from within the Amazon reading system.0 As long as you keep the original .azw4 file, you will always have them. All you need to read the ebook on a different system is the pdf file. |
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