It has no mention of the masons, who had strict codes and rules of thumb and where all the knowledge was passed down in oral form through apprenticeships and qu

It has no mention of the masons, who had strict codes and rules of thumb and where all the knowledge was passed down in oral form through apprenticeships and quite a lot of secrecy (hence the Freemasons). I'm not sure it proves or disproves the main point, but it's a glaring omission that if investigated could explain it