The Deadly Broad Street Pump

London, 1854. Over 600 people dropped dead in a single week,

and nobody knew why. The entire city was convinced it was bad air,

some kind of toxic fog floating through the streets. .A severe outbreak of cholera occurred

near Broad Street (now Broadwick Street) and Golden Square in Soho, London,

England, during the worldwide 1846–1860 cholera pandemic. But one doctor thought

differently. The outbreak also known as Golden Square outbreak which killed 616

people, is best known for the physician John Snow's study of its causes and his

hypothesis that germ-contaminated water was the cause, rather than something in the air called