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History of computers - Ancient

May 18, 2015

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  • 1. History of Computers:Part 1. Ancient Computers
    Damian Gordon

2. Ishango bone
~20,000BC

  • Might be an early example of a Tally Stick.

3. An ancient memory aid device to record and document numbers, quantities, or even messages. 4. Historical reference is made by 5. Pliny the Elder (23-79AD) about the best wood to use for tallies 6. Marco Polo (12541324) who mentions the use of the tally in China.