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Archimedes' screw Pictures

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[An Archimedes screw in Huseby south of Växjö Sweden]

pd from Carlito20

[Archimedes' screw]

pd from Ianmacm

[An Archimedes screw seen on a combine]

[Modern Archimedes screws which have replaced some of the windmills used to drain the polders at Kinderdijk in...]

cc-by-sa/2.5 from Ellywa

[Roman screw used to dewater mines in Spain]

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