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Graph : Agostino Ramelli’s “Book Wheel” from 1588…

Infographic : Agostino Ramelli’s “Book Wheel” from 1588…

Agostino Ramelli’s “Book Wheel” from 1588 rotates books in front of a reader to bring a relevant title by turning around. The machine is using epicyclic gearing system to ensure the shelves would stay at the same angle More

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