Take some mineral spirits or laquer thinner and wipe over the area. This will give you a good idea of how the transition will look when the epoxy is applied. Hopefully, it will look pretty uniform and you can can continue with the glassing (make sure you allow the solvent to fully evaporate before glassing).

Ross

> Work progresses on my Arctic Tern. I've sanded the margins of the but
> joints for the panels to feather out the epoxy and found (as earlier
> messages point out) that the plywood is lighter in these lightly sanded
> areas. What's my best course of action? Sand the exterior of the panels
> lightly so they will be fairly consistent in color? Don't sand? What about
> the butt joints that are already glassed over? Will they be darker in
> color than the rest of the boat? Am I worrying needlessly?