Now the South basement stairs are completed and we're trying to rise up to the first floor by building up the floor framing in the South basement and the plumbing walls, while simultaneously framing out the second floor. What fun!

Now that is a lot of shingles, and we're not even 1/4 done! Three layers was typical:
Fortunately the roof decking is in pretty darn good shape.

Isn't this fun!?