What was found
DURING ROUTINE C CHECK INSPECTION, FOUND AFT FUSELAGE TAIL CONE LEFT SIDE EXTERIOR SKIN CRACKED AT STATION 1756.000. REMOVED FASTENERS AS NEEDED TO PERFORM REPAIR. REMOVED DAMAGED AREA. FABRICATED REPAIR DOUBLER AND FILLER. CLEANED, TREATED AND PRIMED AREA AND REPAIR PARTS. APPLIED SEALANT TO FAYING SURFACES. INSTALLED REPAIR PARTS IAW DC8 SRM 53-2-0 FIGURE 1D SHEET 3 PAGE 2K, DC8 SRM 53-5-2 FIG 2 PAGE 3 ITEM "A", DC8 SRM 51-1-8B, DC8 SRM 51-1-11, AND DC8 SRM 51-1-21.