Mmm, looks like balloon-framing and an in-wall fire, perfect combination. Good thing you and the kitty cat found this.
BTW, welcome to ECN. One thing to note, whevever you want a picture posted, either send it to a moderator/the webmaster, or read this thread (
https://www.electrical-contractor.n...showflat/Number/170308/page/1#Post170308 ) to use the ECN photo upload site.
Ian A.
