He probably knew a lot of tricks for doing this kind of work fast and efficiently and was also probably ripped. People doing a lot of manual labor back then wou

He probably knew a lot of tricks for doing this kind of work fast and efficiently and was also probably ripped. People doing a lot of manual labor back then would have been in far better shape than most people today except athletes and people very into working out. I wonder if there was a good body of common knowledge about how to work without injuring yourself. That would have been important given the absence of advanced medicine.