John Snow started mapping incidences of the disease in Soho, and noticed clusters around the Broad Street water pump. Snow disabled the pump (a recently restored replica of which stands outside ...

In London, Dr John Snow studied the spread of cholera in the Broad Street area. He noticed that the victims had all drunk water from the pump in the street. He persuaded local officials to stop ...

But a couple of top blokes called Edwin Chadwick and John Snow were determined ... In 1854, 700 people died from cholera around Broad Street in Soho, London. Snow mapped the area and found three ...

John Snow is often called the founder of epidemiology ... This led him to conclude that a water pump on Broad Street was the source of the contagion. He persuaded the local council to remove ...