As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-1 CHECK, AGING AIRCRAFT INSPECTION IDENTIFIED EXTERNAL FUSELAGE SKIN REPAIR INSTALLED WITHOUT FAA APPROVED DATA. REPAIR IS LOCATED AT STA 950 AT STR 28L. REMOVED AND REPLACED REPAIR REF: B727 SRM 53-30-3 FIG 1 PG 8 WO NR 33554, SNRM NR N00556. INSTALLED EXTERNAL REPAIR ON FUSELAGE SKIN REF SRM 53-30-3 FIG 1 PG 8. THIS IS CLASSIFIED AS A MAJOR REPAIR.