http:/en.wikipedia.org/wiki/John_Snow_(physician)
I am not sure from the above article if John Snow did show that his own belief was false (that cholera was spread through the drinking water of the Broad Street pump) . He did try to demonstrate that the common belief that cholera was spread by "bad air" was false...
false
Dr. John Harte hypothesized that melting snow causes acidity in the ponds he was studying. His data indicated that there was a drop in the pH level of the ponds after the snow melted, which proved his hypothesis.
john snow
That is false. The Sierra Nevada actually receives quite a bit of snow in the winter. The Sierra Nevada is a mountain range.
John Snow - cricketer - was born in 1941.
Snow - John Crowley - was created in 1985.
John Snow was born on March 15, 1813.
John Snow was born on March 15, 1813.
John Snow - band - was created in 2008.
John Snow College was created in 2001.
The great physician from London, Dr. john Snow proved the same in 1854. He made a map of patients from Broad street (now Broadwick street) of Soho district, London.
Dr. John Harte hypothesized that melting snow causes acidity in the ponds he was studying. His data indicated that there was a drop in the pH level of the ponds after the snow melted, which proved his hypothesis.