At the Wellcome
Peter Campbell: ‘Dirt’, 2 June 2011
“... identified as causes of disease. Bad smells and visible grime were easier to point to. Long after John Snow’s demonstration that something waterborne would explain the distribution of cholera cases in the area served by the Broad Street pump (his plan of the area, mapping mortality, is on display) the theory that it was a miasma – infected air – that ... ”