John snow

His cholera investigation.

HideShow resource information

John snow and Cholera

John snow created a map of an area to show how many people had died from cholera. The main area was Broad Street. To investigate, he removed the water pump handle and the amount of deaths dropped. There had to be a link.

In 1854, he proved water was infected.

1 of 1


No comments have yet been made

Similar History resources:

See all History resources »See all Medicine through time (OCR History A) resources »