For thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12-hour periods, and used large obelisks to track the movement of the Sun.or thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12-hour periods, and used large obelisks to track the movement of the Sun.
Washburn, Tennessee. Washburn is an unincorporated community in rural northern Grainger County, Tennessee, United States. It is part of the Morristown, Tennessee Metropolitan Statistical Area. According to the 2000 United States census the total population was 2,508.
Sponsored Topics. Heyburn is a city in Minidoka County, Idaho, United States. The population was 2,899 at the 2000 census. It is part of the Burley, Idaho Micropolitan Statistical Area. The city was named after Weldon Heyburn, a U.S. Senator from Idaho from 1903-12.