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Pascaline
Pascal created one of the earliest calculators ever. -
Jacquard Loom
The first programming and storage based machine. -
Leibniz Wheel
The first true four-function calculator from Gottfried Leibniz. -
Difference Engine
A machine for more complex arithmetic operations. -
Analytical Engine
It can be considered the turning point, from which basic calculators became complex machines. -
Tabulating machine
Hollerith's invention was the first one to process information.