Verify wing is straight and square. 38 28/32" from bottom of main spar to rear edge of work bench at both ends and middle of wing. Begin riveting W19-02 Aft Lower Wing Skin to W07-01R Right Hand Wing Box. Leave trailing edge, root and leading edges clecoed until Flap, Root Doubler and Leading Edge Skin are installed. Install F4040A 1/4" tubing for Pitot tube into tabs and grommets on the W15-05 Forward Ribs. Drill #40 and cleco upper trailing edge of W18-01R Right Leading Edge Wing Skin to W08-01R Right Main Spar, through W19-01R Right Upper Aft Wing Skin.
Upper Side of Leading Edge Wing Skin is Riveted #2237
