As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HEAVY CORROSION ON EXTERIOR FUSELAGE SKIN AT AIRPHONE ANTENNAS MOUNT BETWEEN BS 1500 - BS 1520, S-28L - S-29L AND INSIDE DOUBLER. FABRICATED AND INSTALLED DOUBLER 11" BY 6.5" FROM 2024-T3 .050" AND FILLER 2.5" BY 1.8" FROM 2024-T3 .040" IAW B757 SRM 51-20-01, 53-00-01 AND DELTA ERA 458484-14 REV ORIGINAL DATED 10-31-2006.