Riveted the rear spars together. Lots of holes still left empty, they will be filled when their associated parts are installed (ribs, braces, etc.). Now it's time to start the process of deburring wing ribs...
Inboard sections of rear spars. Spot on end is covering a wet primer oops using the self etching kind
Close up of reinforcement plate. Big hole is where the aileron pushrod will pass through.
