Experiment conducted in Leiden by Musschenbroek on 20 April 1746.
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The 'Comet', the first English steamboat, built by Henry Bell in 1812.
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Open air gauge.
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The MM. Barrat brothers' forked hoe steam machine.
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Channel battery.
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Papin conducts an experiment with his powder machine in front of the professors of the University of Marburg.
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Activating a part of the battery of Wollaston.
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Safety valve.
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Faraday's experiment proves that a single metal can provide an electric current.
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The Leyden jar communicates with the electric machine.
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Newcomen steam engine, used in London in the eighteenth century, for the pumping up of water.
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Steam car driving on ordinary roads, built in 1801 by Trevithick and Vivian.
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Ericsson's hot air machine.
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Pot of Denis Papin.
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The horizontal wheels and the central rail of the locomotive of the Mont Cenis railway.
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Pixii's magneto-electric machine.
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Watt's centrifugal regulator.
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Crown battery.
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Van Marum's Electrical Machine (1780).
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Traction engine, or steam car, invented by M. Lotz from Nantes. .
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Bourdon steel gauge.
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Astatic compass.
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James Watt muses about perfecting the Newcomen steam engine.
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M. Pouillet's thermopile.
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The lightning-hat ladies in Paris in 1778.
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