Demo-ing the plaster and lath:
Interesting- this was the location of a wall hung tank for a toilet! The white piece sticking out the top was to fill the tank which was mounted on the brown boards below it:
I’m pretty confident and competent with a crowbar these days:
Our air circ method involves a fan hung on two screws blowing air and dust OUT:
Finishing up that last bit of lintel:
Ug, dirty part of the work!