What was found
AT C CK; LT WING LEADING EDGE RIB CRACKED 1/4 INCH, STA. XFS. 730.000. PERFORMED STOP DRILL IAW SRM 57-2-0 PAGE 12, CLEANED,TREATED AND PRIMED AREA IAW SRM 51-1-8B,PAGE 1-2, FABRICATED AND INSTALLED DOUBLER IAW SRM 57-2-0, PAGE 12. REF: N/R 0442.