What was found
SIP 57-30-04 PAGE 1 X-RAY INSPECTION REVEALED CRACK ON AFT FLANGE OF STRINGER 6, AT NR 8 RIVET FROM LOWER SKIN SPLICE EDGE WS 10760, LEFT WING. CRACK WAS APPROXIMATELY .4 OF AN INCH IN LENGTH. REPAIRED IAW F27 SRM CHAPTER 57-13-20 PAGE 14, FIG 8, SHEET 3 OF 3. (M)