Over the course of a decade, Pascal produced dozens of calculators, all of essentially the same design. They can be found in various museums; in particular, the Musée des Arts et Métiers in Paris has four of them on display.
Blaise Pascal
Pascal,a great French Scientist invented the calculator.
blaise pascal invented the calculator
His calculator, Pascal's triangle... - Gman
Blaise Pascal
Blaise Pascal
Blaise Pascal in 1623
the calculator
French Blaise Pascal
Blaise Pascal
blaise pascal
No, it wasn't. The first calculator was called the pascaline.