But John Snow, an English physician who supported the germ theory, was armed with another tool his peers overlooked: cartography. By mapping the number and locations of cholera cases, John Snow ...

Cholera map, by Dr John Snow, 1854. Part of Dr John Snow's cholera map, showing London streets in the Soho area with Broad Street in the centre. This is a black and white map, ...

In this episode of Vox Almanac, Vox’s Phil Edwards explores the story behind Dr. John Snow’s famous map of the Broad Street pump. In 1854, news spread about a mysterious new cholera outbreak ...

Snow compiled data on the two sets of London households and found that during an 1854 epidemic there were 315 deaths from cholera per 10,000 homes among those supplied by Southwark-Vauxhall but ...

In 1854, a cholera epidemic swept through the London neighborhood of Soho. In the course of about three weeks, over 600 people died. This incident was, tragically, not unusual in London or the ...

In a now legendary experiment in 1854, Dr. John Snow, a London physician, conducted a simple yet brilliant test that helped to settle the debate about the transmission of cholera. Snow drew a map [see ...

John Snow and Henry Whitehead, a local priest, engaged in a data collection scheme during the height of the outbreak in an effort to prove the real cause of transmission of cholera.

*Image: John Snow's 1854 map of the Soho cholera outbreak shows the concentration of cholera cases near the Broad Street pump. * See Also: - iPhone App Finds Disease Outbreaks Near You.

An article and a map in the June 18, 1873, ... During the pandemic of 1854, Dr. John Snow plotted the addresses of cholera’s victims on a map of Soho, a district of London.

Ghost Map details Snow's efforts to prove his theory that cholera was a water-borne illness. Johnson, author of the provocative Everything Bad Is Good For You, which laid a defense for video games ...