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And even if there are no serial numbers, there are detailed maintenance records for the aircraft; you can see if a bolt has been replaced, trimmer adjusted or a

And even if there are no serial numbers, there are detailed maintenance records for the aircraft; you can see if a bolt has been replaced, trimmer adjusted or a hole fixed, and you'll find matching records in the books.

engi_nerd 11y ago
This used to be kept in paper log books. Now these records are computerized.
- ptaipale 11y ago
  Yes of course, "in the books" was just an idiom here (perhaps not the exactly correct one). What has been done to the plane is a matter of record and can be checked.
  - engi_nerd 11y ago
    Of course. I wasn't disagreeing with you.