As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: DURING INSPECTION MAINTENANCE FOUND AN EXISTING UNDOCUMENTED FUSELAGE SKIN PANEL REPAIR LOCATED BETWEEN BS 500B AND BS 500C, AND BETWEEN S1R AND S3R. DOUBLER REPAIR INSPECTED PER SRM 53-00-01-2R PROCEDURE 3 REPAIR 3.