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The Babylonians invent the Abacus, a simple contraption which allows for complex calculations.
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The Chinese perfect the Babylonians original design for the Abacus.
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John Napier creates rods that can be used to multiply, divide, and calculate roots.
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Frenchman Blaise Pascal creates the Pascaline Calculator, which is able to add numbers up to 8 digits.
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Joseph-Maire Jacquard creates a loom with punch cards that would indicate patterns.
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Charles Babbage's creates the Difference Engine, the first machine to simulate the input-execution-output process.
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The British Government sponsors funded Babbage so that he could create the analytical engine. However, he was unable to complete it.
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Herman Hollerith creates a punch card calculator, speeding up the process of recording the U.S. census by almost 7 years.
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In 1906, Charles Babbage's son completed his father's model, proving that it worked.
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Lee De Forest invents the electronic tube which paves the way for electronic computers.
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Howard H. Aiken created a computer that utilized punch cards to operate at Harvard University.
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Later in 1943, Great Britain created a fast, general purpose machine called the Colossus.
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Bell Laboratories develops the transistor which was able to do the work of several electrical tubes.
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Grace Hopper creates a compiler for computer languages, and pioneers the term "computer bug."
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Computer Kits, which allowed regular consumers to assemble their own personal computers, hit the market as early as 1950.
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The Integrated Circuit, a trailblazer in the computing world which led to modern chips, is created.
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Steve Jobs and Steve Wozniak develop the Apple 1, a PC which would take over the market.
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The Cray 1 become the first supercomputer available for widespread purchase.
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The first Graphical User Interface was created to help simplify computer interfaces for users.
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IBM asks Bill Gates and Paul Allen to develop a computer program, which they did. However, Gates and Allen decided to license it to others, rather then selling it to IBM. Since then Microsoft has become one of the major tech powerhouses in the World.
