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2700 B.C -The Egyptian Pyramids were built during this period.
200 A.D -The Romans built a road system that spanned 44,000 miles.
500-1600 A.D -The Medieval and Renaissance periods in Europe span lasted this long. -
1712- The new common steam engine was installed.
1714- The British Parliament passed legislation that created the board of longitude.
1764- The first cotton mill opened in England. -
The Transcontinental Railroad was created in 1862 to 1869 Linked Omaha, Nebraska with Sacramento, Ca.
In 1881, Thomas Edison's light system was installed in New York City. -
1919- The RCA was formed (Radio Corporation Of America)
1926- The RCA formed the NBA- The first interconnect network of radio stations.
1960s- Transistors were widely used in computers.
