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1617
John Napier, introduced a system called Napiers Bones, made from horn, bone or ivory the device allowed the capability of multiplying by adding numbers and dividing by subtracting. -
1647
10 key adding machine Lid attaches to main body of machine with two rotating ever latches one on each side of the case at the bottom of the case near the mid point of the sides. -
1801
in 1801 afte a successful exposition in Paris Jacquard exhibited his first loom in Lyon the weavers thinking their bread and butter endangered by the new machine, mobbed the inventor and broke up his inventionJacquard describes the occurrence himself -
1834
1834 that Babbage had an idea for a completely
different machine one that would operate more rapidly. -
2600
2600 hertz tone and make free long distance calls around the world These individuals came to be known as phreaks.
