Indeed many of observers on the field dont believe that is wood!
And many of them dont believe even when they take model in their hands!
Well, we will return to fuselage manufacturing later.
Lets finish the wings first!
When stock triangular wing trailing edge balsa is not available, we can make it by carving one from flat balsa of apropriate thicknes. I usualy start with modelling knife, then with plane and at end with sanding paper glued on the piece of plywood.
Sanding triangular section of elevator...same as TE of the wing.
Sanding the wingtip curve with help of CA glue bottle.