Riveted hs-707 nose rib to top of left skin. Cleco'd the tip rib and hs-708 main rib to hold things in place, and riveted -707 to the bottom of the skin. Cleco'd in the front spar assy. Blind riveted -708 thru the front spar to -707 nose rib. Riveted the tip rib to the front spar assy. Riveted the front spar and -708 main rib to the skin. Repeated the same steps for the right skin. Cleco'd in the rear spar assy. Riveted the skins to the rear spar, tip ribs and inboard nose and main ribs. -405 main ribs riveted to the rear spar. Blind rivets used to fasten -708 center ribs to the rear spar.