Eased the edges of the spars, ribs, fluted the ribs, counterdrilled all rivet holes. Dimpled the skin, ribs, stiffeners and spar on the left. Countersunk the inboard spar. Trimmed the right counterbalance weight per plans.
Fluted and dimpled left spar and ribs.
Countersunk spar to allow flush attachmant of elevator horn.
