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Categories: Science fiction Fantasy Mystery Romance Business Classic Sports Young adult Humor Memoirs See all categories... |
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Categories: Science fiction Fantasy Mystery Romance Business Classic Sports Young adult Humor Memoirs See all categories... |
In 1879, Thomas Alva Edison invented the first practical incandescent electric light in his Menlo Park, New Jersey, laboratory, ushering in an era driven by electricity. This work takes a look at this achievement, examining how the lightbulb was partly responsible for transforming the country's agrarian economy into the modern industrial economy.