Tale of Two Foundations

The first-floor flooring has been removed, because it was in such bad shape.  What was found underneath was half concrete slab (under the kids' rooms) and half plain-old dirt foundation.  Just about what we'd thought.  Here are pics of the first floor, well, naked.

First floor, towards the front of the house, with dirt foundation.

First floor, towards the back of the house, with concrete slab.
Taken from Isaac's room looking into Lola's.