I got the sides of today. One was about half rotted out and the other the bottom was wet but not rotted and the top half looked as good as new. I am assuming that the leakage was coming from the bottom lip. Here are pictures:
On the two side walls I have not decided if I am going to make them the same way or use a solid piece of wood and trim to match. Let me know what you think.
The roof itself is styrofoam with a wood trim around the edge. It is damaged but salvageable, I think. I plan to clean it down with bleach and any other thing that will kill mold and then use a liquid wood hardener. Let me know if you dont think so. Here are pictures: