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.
Elburn is a village in Kane County, Illinois, United States. The population was 4,751 as of 2006. It is located at the intersection of Illinois Route 38 and Route 47. Elburn is a far-west suburb situated 46 miles (74 km) due west of the Chicago Loop with frequent service on the Union Pacific/West line of the Metra commuter rail system. Elburn is located at 41Â°53â²38â³N 88Â°28â²7â³W / 41.89389Â°N 88.46861Â°W / 41.89389; -88.46861 (41.893977, -88.468628). According to the United States Census Bureau, the village has a total area of 2.7 square miles (7.1 kmÂ²), all of it land.