Adjusted the flange angles of the VS-706 Tip Rib to match the taper of the spars and skin. Radiused the corners at the forward end of the VS-705 Nose Rib and VS-706 Tip Rib flanges. Fluted the VS-704, VS-705, VS-706 and VS-707 Ribs as required to straighten the web of the ribs. Clecoed the VS-704, VS-705, VS-706 and VS-707 Ribs to the VS-702 Front Spar and VS-803PP Rear Spar. Final-Drilled #30 all rib to spar attach holes. Clecoed the VS-801PP Skin to the vertical stabilizer assembly. All holes in the skin were already pre-drilled to #40. Reamed all rib and spar holes to #40 separate from skin. Match-Drill #40 the forward holes in the VS-801PP Skin to the VS-705 Nose Rib and the VS-706 Tip Rib.