1 jan 1853 ano - Scheutz Difference Engine The world’s first printing calculator.

Descrição:

Innovator: Georg Scheutz
A scientist could set the disks with known figures, odd or even, turn a crank, and by reading down on each shaft, find the result of a calculation. This particular "engine" could also print out its answers. Sold to an observatory in Albany, New York, it was given to the Smithsonian in 1963.

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