Installed wiring for right wingtip lights. Riveted lower root skin stiffeners in place, riveted lower wing skin in place. Riveted upper root skin stiffeners in place. Clecoed upper root skin to root rib and #2 rib. Cut hole in ight wing tank for fuel filler. Attached scupper to upper root skin, drilled out mounting holes for fuel cap and fuel vent. Will allow adhesive on fuel scupper to dry overnight.