COMPUTER MISTORT - Early History Assignment #2

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Across
  1. 2. Very fires computing device.
  2. 3. Rods - was a cardboard multiplication calculator.
  3. 4. Card - 1890, Dr.Herman Hollerith introduced this
Down
  1. 1. digital calculator.
  2. 4. - in 1642, Blaise Pascal invented this first