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Year 1697 vintage engraving about a project of flying ship not realizable effectively
XVII century, Flying ship concept by Jesuit Francesco Lana de Terzi, impossible to manufacture due to the air pressore on the 4 copper cylinders
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
Chemistry, Woulff bottles to channel gases through liquids
A set of Woulff bottles, commonly used to prevent liquids from entering vacuum pumps, or to channel gases through liquids, trapping hazardous substances and preventing pressure buildup.