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XVii century, Magdeburg experiment
Engraving showing an experiment with an evacuated sphere being carried out at Magdeburg, Germany in 1654. In the demonstration 16 horses ( here only 8 represented) could not pull apart the two halves of an evacuated sphere, which became known … Continued
Transportation: public service, an electric German tramway
Print from the late 1800s depicting an electric German tramway
English ironclad HMS Victoria, biggest marine monster of its time
English ironclad HMS Victoria, biggest marine monster in 1887, propelled by engines of more than 12,000 HP to achieve about seventeen knots an hour.