What was found
FUSELAGE TO LT WING LE BS 720E, WBL 70.5, PREVIOUS REPAIR DOUBLER SHOW WORN OUT PATH, CHAFING WITH INBD L/E LEFT. REMOVED PREVIOUS REPAIR DOUBLER IAW B727 SRM 51-30-2. FABRICATED REPAIR DOUBLER FROM .040, 2024T3, 35.25 BY 14 IAW US AIR EA 7357. TREATED, PRIMED AND INSTALLED IAW B727 SRM 51-10-2 AND US AIR EA 7357.