Originally posted by sport10
The easiest way to add the extra length is to take a 1/2 wide balsa stick and just lay it inline with the trailing edge of the rudder and elevator and draw your new trailing edge. Doesn't get much simpler than that.
Doing it on the leading edge maybe?
Besides being a little easier, you won't need as much wood so it's also lighter...
Nice plane Kris3D...