What was found
SUPPLEMENTAL MRR: WHILE ON THE GROUND, MAINTENANCE FOUND CORROSION ON REPAIR DOUBLER AT FUSELAGE STATION 1120. REMOVED PREVIOUS DOUBLER REPAIR, BEGAN TO REMOVE DAMAGE IN REFERENCE TO SRM 53-02-01, FIGURE 7. REMOVED REMAINDER OF VISIBLE CORROSION. DOUBLER INSTALLED PER EO DC8-5330-7556A.