Pascal’s, Leibniz’s, And Morland’s equipment had been curiosities, but with the economic Revolution in the 18th century arrived a common must perform repetitive functions effectively. With other functions being mechanized, why not calculation? In 1820 Charles Xavier Thomas de Colmar of France effectively achieved this obstacle when he crafted his https://maps.app.goo.gl/UmD5JM5ww6NgkMzV9