John Snow's 1854 cholera map of London that changed epidemiology forever; showing cases concentrated around the Broad Street water pump theguardian.com Submitted by wolfden1130 t3_103r1pz on January 5, 2023 at 5:48 AM in dataisbeautiful 51 comments 481
johnjmcmillion t1_j317a27 wrote on January 5, 2023 at 10:10 AM "Don't shit where you drink." - King in the North Permalink 48
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