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        An illustration of an Archimedes' screw | Pre-Industrial Revolution Inventors and Inventions

        An illustration of an Archimedes' screw (also called an Archimedes screw, an Archimedean screw or a screwpump). This is a device invented by Archimedes in the 3rd century BC to transfer water from a lower level into higher irrigation ditches. Turning the s

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