For the framing/support that's probably true, but things like electrical are largely written in response to fires/shocks. The house kits seemed to started fall

For the framing/support that's probably true, but things like electrical are largely written in response to fires/shocks. The house kits seemed to started falling out of fashion as society started deeming electricity an essential, though the timeframe also had other things like the depression/ww2 going on to cause issues with it too.