Trace the leaf veins with a thinner pen. If you can not clearly see the leaf veins through the film, move the mylar and strengthen the lines on the photocopy with a pen or a pencil.
Black Oak Leaf pen 4
Trace the leaf veins with a thinner pen. If you can not clearly see the leaf veins through the film, move the mylar and strengthen the lines on the photocopy with a pen or a pencil.