THIS IS THE SET OF POWER-POINT SLIDES FROM WEEK TWO
Taken together, the evidence was very much in support of the association between the pumped water and contracting cholera. This was immediately laughed at by the establishment who were still following the miasma principle. Slowly, with the careful observations of Snow and others, the contagion theory came into acceptance, supported of course by the work of Koch and Pasteur, (and the lenses from Anton Van Leeuwenhoek which made it possible to see microbes).
koch's postulates
