What was found
CORROSION ON LOWER FUSELAGE SKIN, BS 535 BETWEEN STRINGER 28L AND 28R, ON ANTENNA MOUNTING AREA. REMOVED CORROSION ON LOWER FUSELAGE SKIN BS 535 BETWEEN STR 28L & 28R ON ANTENNA MOUNTING AREA, BLENDOUT MEASURE 6" X 2.5" X .050" MIN REM MATERIAL ACCOMPLISHED PERMANENT REPAIR IAW ER/A 538391-14, REV ORIGINAL.