3 sett 1854 anni - John Snow Starts His Investigation
Descrizione:
Snow has waited for another outbreak to prove his theory that Cholera is a waterborne illness (Page 76). He and Rev Whitehead are searching the empty streets for answers. (Page 77).Aggiunto al nastro di tempo:
Data:
3 sett 1854 anni
Adesso
~ 171 years ago