Drill #40 and cleco lower side of W18-01L Left Forward Wing Skin to W15-01 thru -04, -05 x 8 Forward Rib and Root Rib. Cleco upper side of W18-01L Left Forward Wing Skin to leading edge of W19-01L Left Aft Upper Wing Skin and into W08-01L Left Main Spar. Perfect alignment of all holes and both ends of forward and aft skins are even. Verify the wing is still square, measure from the top of wing at highest part of chord to edge of workbench, looks good. Cleco W20-01L Wing Doubler / Wing Walk to W18-01L Left Forward Wing Skin. Drill #40 and cleco upper side of W18-01L Left Forward Wind Skin to W15-01 thru -04, -05 x 8 Forward Rib and Root Rib and W08-01L Left Main Spar.
Left Wing Forward Skin Clecoed on Bottom #2501
Left Wing Upper Forward Skin Pulled into Position #2503
Forward and Aft Skin Overlap Alignment #2507 & #2509
