What was found
DURING SCHEDULED C-11 CHECK, WHILE PERFORMING NR 2153, DURING THE PEELING UP OF THE LT HORIZONTAL STABILIZER FRONT SPAR WEB, FOUND UPPER SKIN INNER HAT SECTION CORRUGATED SKIN CRACKED; FS1089, HSS199, WL278. REPAIRED IAW SMP 583, FIGURE 55-20-07.