This might help if you are inspecting a kit home.
https://youtu.be/-JyANWTEKoY
I owned one once. A four square. They advertised it’s lumber as having no knots.
Very interesting Preston. Thanks for posting.
I remember seeing the Sears catalog with the houses pictured. They could be bought for a few hundred dollars.
Giving away your age aren’t we?
The one I had was $3000. I wish I still had the paperwork but I gave it to the new owners