Pg. 21-15 Step 2: Turned Fuselage upside-down and clecoed the Rt Corner Skins to the fuselage structure. Step 3: Riveted the Corner Skins, except as indicated, to the fuselage structure. Step 4: Repeated steps 2 & 3 for Lt side. Step 5: Clecoed the F-1274-R Corner Skin to the fuselage structure. Step 6: Riveted the F-1274-R Corner Skin to the fuselage structure. Step 7: Repeated steps 5 and 6 for the left side. Step 9: Marked and Separated the F-1268A,B,C,D and E Doublers. Section 21 Deburred the F-1204Z Bottom Stiffeners and F-1268 Doublers
