As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILLOWING SKIN BETWEEN RIVETS AT BS 416, STRINGER 221. REMOVED FASTENERS AND DISCOVERED CORROSION BETWEEN SKIN AND STRINGER, CORROSION ON SKIN OUT OF LIMITS IAW SRM 53-30-1. CUT OUT DAMAGED SECTION OF SKIN AND ACCOMPLISHED EXTERNAL SKIN REPAIR IAW SRM 53-30-3. (M)