<Li> Jump up ^ haffkineinstitute.org </Li> <Li> Jump up ^ Hayes, J.N. (2005). Epidemics and Pandemics: Their Impacts on Human History . Santa Barbara, CA: ABC - CLIO . pp. 214--219 . </Li> <Li> Jump up ^ Hayes, J.N. (2005). Epidemics and Pandemics: Their Impacts on Human History . Santa Barbara, CA: ABC - CLIO . p. 233 . </Li> <Li> Jump up ^ Snow, John (1855). On the Mode of Communication of Cholera . </Li>

What disease was not epidemic in new york city during the 1800s