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2 results filtered with: Electromagnetism
  • Electro-magnet devised by Aimé Auguste Cotton, in the Académie des Sciences, Paris. Photograph.
  • Putti deprive a bird of air in a vacuum experiment, one plays at billiards, another plays with magnetised keys, while outside a storm rages: representing physics. Etching by B. Picart, 1729, after himself.