As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-18 CHECK THE NR 5 SLAT OB END UPPER WEDGE TRAILING EDGE SKIN WAS FOUND DELAMINATED AROUND PREVIOUS REPAIR. MAINTENANCE REMOVED PREVIOUS REPAIR AND DELAMINATED SKIN; FABRICATED A DOUBLER AND FILLER; INSTALLED REPAIR PARTS IAW 737-300 SRM 51-70-10, FIG. 16, PG. 67.