Clecoed the leading edge skin to the counterbalance/rib assy. Riveted the nose ribs to the spar. Clecoed the aft skin to the spar. Clecoed the bottom of the spar to allow access to the inside and riveted the leading edge of the skin and trailing edge skin to the top of the spar. Riveted the nose ribs to the top half of the nose skin. Inserted the main ribs and riveted them to the spar and top of the aft skin. Installed the A-406-1 and A-407 brackets.
