What was found
TOP OF WING L/E SURFACE CORROSION THRU OUT. REMOVED CORROSION WS 329 OUT OF LIMITS IAW B737 57-30-1 AND 57-30-2. CUT OUT AND FABRICATED 2 DOUBLER AND 1 FILLER, DRILLED, DEBURRED, TREATED, AND PRIMED IAW B737 TSR NR B 737-75-010 AND SRM 57030-3. INSTALLED REPAIRED PARTS IAW TSR NR B737-57-010 AND B737 SRM 57-30-3.