What was found
LIGHTNING STRIKE ON AFT EDGE AT WINDOW BELT NR 57 EXTERNAL FUSELAGE SKIN. DAMAGE WAS REMOVED, MEASURED AND TREATED IAW 53-05, FIG 111, SHEET 10 AND 51-10-3 PAR-21. PERFORM DECAL CONDITION INSPECTION EVERY C-CHECK IAW TOPP 30-10-70 PAR I PAGE 13.