Final drilled #30 all bottom skin holes common to F-804 center section assembly. Drilled #40 four holes on bottom of F-804 center section assembly. Clecoed F825-1 aft top skin in place. Clamped F-819-1 aft deck in place and marked notches for stab attach bars. Clecoed and match drilled F-812B-1 control stop, F-811C-1 angle and F-811D-1 spacer to aft deck. Drilled #12 holes in F-812B-1 angle/control stop. Aligned and drilled L & R F-816 cockpit rails.
