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Credit
Vital statistics of the Bengal presidency. : Cholera epidemics of recent years viewed in relation to former epidemics : a record of cholera in the Bengal presidency from 1817 to 1872 / by James L. Bryden. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by London School of Hygiene & Tropical Medicine Library & Archives Service. The original may be consulted at London School of Hygiene & Tropical Medicine Library & Archives Service.