More rust - this is the rear of the roof once the headlining was removed:

I've chopped the worst of it out and given it a quick blast - its still going to be tricky to fix:

The normal door pillar rust:

I've now got the outer arches welded back in so decided it was time to seal it all up. I gave the bottom another wire brushing, followed by scotch bright and rust converter, then prep sol, then a heavy coat of etch primer:

The inside got a similar treatment except I ended up sandblasting most of the floors:

It's alway amazing how good they look once you get a single color back on them.