What was found
CLT - DURING RON VISIT, FOUND 3 INCH CRACK AT HORIZONTAL STAB MAIN BOX SKIN. LOCATION IS LOWER SURFACE OF RIGHT HORIZ STAB, JUST FORWARD OF THE AFT SPAR ABOUT 5 FEET FROM FROM FUSELAGE. INSTALLED REPAIR DOUBLER PER SRM 55-10-07 REV A. (M)