Computer History

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Across
  1. 3. English mathematician and professor who thought of a device that would calculate numbers to the 20th place and print them at 44 digits a minute
  2. 4. Used in ancient Babylon, China, and Europe
  3. 7. Numbers carved into pieces of bone or wood divided into squares
  4. 8. Lord Byron's daughter
Down
  1. 1. Computer discoveries have been organized into this
  2. 2. Invented the Stepped Reckoner
  3. 3. Developed the Pascaline in 1642 as a way to simplify tax computations
  4. 5. His discovery led to the idea of information being stored by holes punched on a card
  5. 6. Worked for the Census Bureau in the 1800's
  6. 9. Investigated the idea of high speed calculator