The ancestors of the modern day wall clocks can be traced back from a long line of crude clockworks. The sundial is the first known instrument that guides people about the time. It is considered as the earliest method that was used to tell…
The ancestors of the modern day wall clocks can be traced back from a long line of crude clockworks. The sundial is the first known instrument that guides people about the time. It is considered as the earliest method that was used to tell…