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The article on Wikipedia, https://en.wikipedia.org/wiki/Pascal%27s_calculator https://en.wikipedia.org/wiki/Pascal%27s_calculator, looks like a much better link
by chriscool 9y ago
The article on Wikipedia, https://en.wikipedia.org/wiki/Pascal%27s_calculator https://en.wikipedia.org/wiki/Pascal%27s_calculator, looks like a much better link to me.
The following other mechanical calculator also seems to be an important step: https://en.wikipedia.org/wiki/Arithmometer https://en.wikipedia.org/wiki/Arithmometer