As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: CRACK IN RIB STIFFENER OF RH HORIZONTAL STABILIZER AT SSTA 92.70 AND 12.00 IN AFT OF FRONT SPAR, MEASURING L=1.0 IN, W=0.002 IN, D=0.05 IN. ACCOMPLISHED PERMANENT REINFORCING DOUBLER REPAIR IAW SRM 55-10-09-2R-4.