2 59 863 57-351-01 (s) INTERNAL - DETAILED INSPECTION OF LEFT WINGLET UPPER AND LOWER FLANGES AND WEBS. INCLUDING PKG BARREL NUT HOLES. WINGLET RIB 0 AND WING RIB 27. WBL 658.17. PKG 32 .33 MOS 72 57.935 HRSAISC REF: See Workcard AFL 35.27 29-AUG-2011 219:47 3533:32 59 863 57-351-02(s