John Snow
Updated: 5/9/2020
John Snow
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Storyboard Text

  • But Why????
  • For centuries people though cholera was spread with bad air but i believe it is caused by water
  • On 31 August, there was a cholera outbreak in London. The amount of deaths per day were countless. No one knew the cause of cholera
  • At that time there were 2 theories of cholera was either spread by bad air or physical contact. But that wasnt what John predicted.
  • As a result John marked all the pumps in Soho, London where the people died. He also marked the water pumps
  • In those days, people
  • John realised that most of the people who died out of cholera lived near water pumps
  • John managed to convinnce the council to remove all water pumps.
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