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Connections: countdown
What happens when you combine a carbon arc light, a billiard ball coating, a spoked wheel and consecutive images? Motion pictures! Complex and sometimes incredible events led to Thomas Edison's remarkable invention; the beginnings of limelight on a ...
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19th century turning points in U.S. history: Episode 7. 1871-1881
American history, 19th century American history, United States history, and 19th century United States history are emphasized in this seventh 19th Century Turning Points program. America entered the 19th century as an agricultural nation of 16 state...