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Armoured Fighting Vehicle or TankLeonardo Da Vinci exhibit
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Bombard_Leonardo Da Vinci exhibit
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Spinning Battery_Leonardo Da Vinci exhibit
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Multi-Barrel Gun aka automatic weapon (front)_Spinning Battery (back right)_Leonardo Da Vinci exhibit
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Large Pillar Lift_Leonardo Da Vinci exhibit
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Ball Bearings_Leonardo Da Vinci exhibit
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Leonardo Da Vinci exhibit
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Lantern Pinion Gear Wheel (front)_Ball Bearing (back right)_Leonardo Da Vinci exhibit
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Automated Printing Press_Leonardo Da Vinci exhibit
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Bicycle_Leonardo Da Vinci exhibit
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Giant Crossbow_Leonardo Da Vinci exhibit
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Leonardo Da Vinci exhibit
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Paper Wings_Leonardo Da Vinci exhibit
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Anamorphosis Drawing_Leonardo Da Vinci exhibit
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Anamorphosis Drawing_Leonardo Da Vinci exhibit
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Anamorphosis Drawing_Leonardo Da Vinci exhibit
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Catapult_Leonardo Da Vinci exhibit
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Leonardo Da Vinci exhibit
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Leonardo Da Vinci exhibit
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Leonardo Da Vinci exhibit
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Arch_Leonardo Da Vinci exhibit
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Arched Bridge_Leonardo Da Vinci exhibit
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Arched Bridge_Leonardo Da Vinci exhibit
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Arched Bridge_Leonardo Da Vinci exhibit
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Leonardo Da Vinci exhibit
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Arch_Leonardo da Vinci Exhibit
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Slipper helping my son read a terrific book on Leonardo da Vinci